Tyres must have been used for at least one race meeting and registered on Alph Timing
ALL MINORS SHOULD HAVE THEIR BIRTH CERTIFICATE OR
PASSPORT OR MSUK LICENCE TO PROVE AGE.
BAMBINO RULES AS PER BAMBINO KART CLUB
Comer C50 Bambino (With Permission Of Darren Beavers)
1.1 The Bambino class is the entry level class of Kart racing meaning
drivers can compete from 5.5 years old. These rules and regulations
should help you understand the Bambino classes before entering into
your first race. Full class, chassis & engine regulations for all the
BKC classes mirror those of the UK governing body unless specially
stated below, these class regulations regarding engines and chassis
should be read thoroughly. If in any doubt an official email with
queries should be raised.
Age 6-8yrs.If the driver has attended Rookie and passed to advanced
standard the age is reduced to 5.5 years.
1.2 Chassis
All chassis’ must be recognised and registered with the UK governing body,
no homemade chassis are permitted. Chassis may be fitted with a barcode
sticker in scrutineering for identification purposes.
1.3 Added Requirements
1.3.1 Bodywork: As registered with the chassis, full width rear bumpers
mandatory. Plastic alternative may be used if registered with chassis. Rear
bumpers must not be wider than overall wheel width. Full size rear number
boards only to be used( no cut down plates) unless plastic rear bumper is
registered and fitted to chassis where a stick-on type number can be
applied to the rear bumper.
1.3.1.1. Front top loop must be tight but can have rubber washers between
chassis mount and loop.
1.3.2 Brakes: As registered with chassis, steel discs non vented only (can
be cross drilled and grooved).
1.3.3 Steering: Stub axles: no modification whatsoever permitted, only
standard as manufactured can be used.
Steering wheel: free. If mounting data acquisition equipment must be
mounted in line with the dish of the wheel. All columns to be fitted with a
security ring located below the top column mount and secured with a minimum
of two locked grub screws. Caster/Camber adjustment is NOT PERMITTED on
Comer C50.
1.3.4 Axle: As registered with the chassis. 25mm magnetic steel. Must have
circlips fitted on both ends. Axle to be fitted with two bearings
containing steel ball races…. Ceramic or exotic material bearing faces arestrictly prohibited. Bearings to be tightened to axle, multipoint locating
grub screws. Quick release bearing carriers prohibited. Solid, 5mm & 3mm
hollow axles are permitted but only if registered with chassis.
1.3.5 Gearing: Comer C50 is only permitted to run 10t front sprocket & 80t
rear sprocket.
1.3.6 Dimensions: The rear bumper must not exceed the overall width
measured to the outside edge of the rear tyres & the side pods may not be
located outside the plane that passes through the outer edge of the rear
tyres.
The maximum overall width at the rear is 1100mm.
1.3.7 Chain/Sprocket Guard: One piece chain with sprockets of 219 pitch
only. A fully enclosed chain guard or a type manufactured by Tillet or
similar.
1.3.8 Wheels: Fronts: Aluminium, single point mounting direct to stub axle.
3 point fixing front hubs permitted.
Offset: Open.
Rears: Aluminium, 3 point fixing to standard short hub. No double bolt rear
hubs offset. Standard wheels sizes are free.
1.3.9 Tyres: (Filled with standard air only) _ Comer C50 class Le-Cont all
weather MSA04
The use of tyre warmers and softener is prohibited. Removal of Debris or
tyre cleaning with hot air gun or rasp is Strictly Prohibited.
1.3.10 Floor Tray: Aluminium, original manufacturer or professional
manufactured aftermarket component may be used fitted using manufacturer
approved fitting kit and must always be tight. CARBON FIBRE trays are not
permitted.
1.3.11 Seat: Free: Must be free of holes in a position to weaken the
mounting. Must have one large washer min 25mm at each mounting point to
ensure the load is spread. Seat must always be tight. Additional seat stays
and supports are not permitted.
1.3.12 Weight: Minimum 71kg post-race including the driver and mandatory
safety equipment
1.3.13 Number plates: Numbers to be displayed on all four sides. Black on
Orange back ground. Full size number plates to be fitted the rear.NO CUT
DOWN PLATES.
1.3.14 Materials: Karts and Components to be of material as per factory or
similar the use of aftermarket components such as rear hubs carriers, track
rods are permitted if to manufacturer’s specification.
Carbon fibre, Ceramic, Titanium, Magnesium & Kevlar components are
prohibitedModification to chassis in any way by the addition of welded components not
of the original approval is not permitted.
1.3.15 Other: The addition of pedal extensions, heal cups or approved pedal
box is permitted subject to scrutineering deeming it is fit for purpose.
ENGINE:
1.4 The following are requirements/modification to the fiche that must be
implemented to run in THE FULBECK SPRINT SERIES FOR 2022.
1.4.1 General: Only 2 engines are allowed per meeting. These must be
recorded on your scrutineering card. Engines and components may be sealed
at any point. The use of controlled restrictors supplied by Zip Karts may
be implemented once fitted these can be tampered within any way, the
scrutineers may choose to fit special bolts to enable seals to be fitted at
any time . Any controlled component must be returned in good condition at
the end of the meeting.
1.4.2 Comer C50 engine specification :-
Only Tagged Zip kart regulation UK or GB Comer C50 engines permitted.
Engines must always comply with the governing bodies regulations/fiche.
Carburettor jetting is open.
Plugs Champion RCJ7Y, Bosch WS5F ,NGK BPMR7A (NO BOSCH GREEN PLUGS
PERMITTED)the standard washer must be present and fully intact unless using
a under plug temp probe.
One foam air cleaner of standard specification is to be present at all
times and must be kept clean and dry used in its intended form. No holes or
tears. The metal clip that holds the air box onto the carb must always be
present. In the event of a wet race the sponge may be replaced for every
heat/final. The approved Zip kart wet box may run if the meeting is
declared wet or open.
1.4.3 Clutch:C50 approved spring or solid one-piece clutch approved by Zip
Kart is permitted.
1.5 Comer C50G: To comply with Euro Environmental Regulations a new
specification engine will be available called C50 Green(C50G) identified by
a green cylinder and crankcase seals and new parts in the UK homologation
fiche. The C50G package of cylinder, piston, crankshaft and exhaust can be
fitted to existing C50 engines. All 4 C50G components must be used with the
exception that the C50G exhaust may be fitted to the C50 on its own.C50
crankcase must be fitted with a minimum 1.00mm base gasket.C50G crankshaft
base gaskets are free.C50G engine identified by green seals cannot be
fitted with C50 spec cylinder ,piston, crankshaft and exhaust.
1.5.1 Timing: C50 & C50G engine must comply to a maximum ignition timing of
4.9mm before top dead centre measured with a DTI gauge. See homologation
fiche for measurement alignment point. The fly wheel key can be modified to
achieve maximum timing.CLASS REGULATIONS IAME BAMBINO
2.1; The Bambino class is the entry level class of Kart Racing meaning
drivers can compete from five years old, these rules and regulations should
help you understand the bambino classes before entering into your first
race. Full class, chassis and engine regulations for all the BKC classes
mirror those of the UK governing body unless specially stated below. These
class regulations regarding engines and chassis should be rear thoroughly.
If in ant doubt an official email with queries must be raised.
2.2: CHASSIS; All chassis must be recognised and registered with the UK
governing body, no homemade chassis are permitted. Chassis may be fitted
with a barcode sticker in scrutineering for identification purposes.
2.3: Additional requirements
2.3.1 Bodywork: As registered with the chassis, full width rear bumpers
mandatory. Plastic alternative may be used if registered with chassis. Rear
bumpers must not be wider that overall wheel width. Full size rear number
boards only to be used (no cut down plates)unless plastic rear bumper is
registered and fitted to chassis where a stick-on type number can be
applied to the rear bumper. It is permitted for a cadet style flat fronted
nose cone to be fitted to a bambino chassis if approved by the BKC on
safety grounds providing the part is specific to manufacturers usual
registered bodywork, e.g KG with KG, OTK with OTK etc. The nose cone must
be securely fastened using the specified clips/fasteners, the use of a drop
down block is not permitted.
2.3.2. Brakes: As registered with chassis, steel discs non vented only (can
be cross drilled and grooved)
2.3.3: Steering: Stub axles: no modification whatsoever permitted, only
standard as manufactured can be used. Steering wheel: free. If mounting
data acquisition equipment must be mounted in line with the dish of the
wheel. All columns to be fitted with a security ring located below the top
column mount and secured with a minimum of two locked grub screws.
Castor/camber adjustment is permitted to the front axle by the addition of
top pills only.
2.3.4 Axle: As registered with the chassis. 25 mm magnetic steel. Must have
circlips fitted on both ends. Axle to be fitted with two bearings
containing steel ball races. Ceramic or exotic material bearing face are
strictly prohibited.
Bearings to be tightened to axle, multipoint locating grub screws. Quick
release bearing carriers are prohibited. Solid 5mm & 3mm thick hollow axles
are permitted but only if registered with chassis.
2.3.5 Gearing;
Iame gearing as per track regulations, no teeth to be added or removed from
sprockets.
FULBECK Iame M1 using 11t clutch drum 11-79/80/81 only.
FULBECK Iame M1 using 10t clutch drum 10-73/74/75 only.Iame M1 to run gearing stated by club only, rear sprocket must match front
clutch drum as stated above.
2.3.6 Dimensions: The rear bumper must not exceed the overall width
measured to the outside edge of the rear tyres, and the side pods may not
be located outside the plane that passes through the outer edge of the rear
tyres.
The maximum overall width at the rear is 1100mm.
2.3.7 Chain/Sprocket Guard: One piece chain with sprockets of 219 pitch
only. A fully enclosed chain guard, of a type manufactured by Tillet or
similar.
2.3.8 Wheels: Fronts: Aluminium, single point mounting direct to stub axle.
3 point fixing front hubs permitted.
Offset: open.
Rears; Aluminium, 3 point fixing to standard short hub. No double bolt rear
hubs Offset: Standard. Wheel sizes are: free.
2.3.9 Tyres: (Filled with standard air only). Heidenau T-Race Green Slick
tyre and Heidenau WH1 Wet tyre. The use of tyre warmers and softener is
prohibited. Removal of Debris or tyre cleaning with a hot air gun or rasp
is strictly prohibited at all times once racing has started.
2.3.10 Floor Tray: Aluminium, original manufacturer component fitted using
manufacturer approved fitting kit and to be always tight. After market
professionally manufactured aluminium floor trays allowed but NO carbon
trays permitted.
2.3.11 Seat: Free: Must be free of holes in a position to weaken the
mounting. Fitted with a Tillet or similar fitting kit one large washer per
hole minimum , to ensure load spread. Seat must be tightly always secured.
2.3.12 Weight: minimum 78kg postrace including driver and all race gear.
2.3.13 Number Plates: Numbers to be displayed on all four sides of the kart
Black on Green background to an agreed font/pattern, numbers can be
purchased from the BKC in the approved format. Full size number plates on
rear to be fitted, no cut down plates.
2.3.14 Materials: Kart and components to be of material ‘as left the
factory’ or similar, the use of aftermarket components such as rear hubs,
carriers, track rods are permitted if are of manufacturers specification.
Carbon Fibre, Ceramic, Titanium, Magnesium and Kevlar components are
prohibited. Modification to chassis in any way by the addition of welded
components not of the original approval is not permitted. Additional seat
stays and supports are not permitted.
2.315 Other: The addition od pedal extensions, heal cups or a BLC approved
pedal box is permitted subject to secure fitment and scrutineering deeming
it fit for purpose. Modification to tubing, seat stay, yokes and all
mounting points is strictly prohibited.2.4 Engine: Always regularly check the class engine fiche for updates.
The following are requirements/modifications to the fiche that must be
implemented to run in the BKC for 2022
2.4.1 Only 2 engines are allowed per meeting, these must be recorded on
your scrutineering card, engines and components may be sealed at any point,
the use of controlled restrictors may be implemented and once fitted these
cannot be tampered with in any way, the scrutineer may choose to fit
special bolts to enable seals to be fitted at any time. Any controlled
components given MUST be returned in good condition after the meeting
before championship points will be awarded.
2.4.2 Iame M1 BAMBINO ENGINE SPECIFICATION;
The engine carburettor must always operate in its unadulterated form and
conform to the JM Engineering fiche and any BKC updates available here.
http://www.IAME.co.uk/wp-content/uploads/2019/03/363_IAME-M1-60cc-PULL-
START-rev06.pdf
2.4.3 Engine numbers and crank: only engine numbers prefixed S6,T6,V6,Z6
and O6 are permitted. Only crack shafts from batch number E31 forward are
permitted.
2.4.4 Squish: 2mm minimum. Base gaskets and shim combinations can be used
to achieve the desired squish but a combination of no more than two paper
gaskets and three metal shims permitted. Squish is measured using 3.175 mm
solder.
2.4.5 Spark Plugs: Only NGK BR8EG, BR9EG, & BR10EG are permitted.
These must carry the original factory washer unless using an under-plug
temperature lead of the same thickness, in which case it may be discarded.
The scrutineer will have the final say on what under-plug temp. leads are
permitted or not.
2.4.6 Exhaust System: System and joint to be leak free in its entirety.
Signs of leakage around the restrictor/fixing area or welds will be deemed
a performance enhancement, it is the competitors responsibility to ensure
exhaust bolts are always tight. Only one exhaust gasket front and back of
the restrictor is permitted. Exhaust restrictor is to be no more than
13.5mm max and must be of genuine stamped and marked Iame specification,
the club reserves the right to provide pooled restrictors at any event they
feel necessary. If a pooled restrictor is issued this CANNOT be modified in
any way shape or form, the cleaning or tampering with pooled restrictors is
prohibited and could result in an exclusion from a race or the meeting.
2.4.7 Clutch: The internal components and running surface both the clutch
and drum must remain dry and free of grease and lubricant and any
additional substance. It is advised to run the standard rubber O ring
washer behind the clutch drum although not essential, care should be taken
at all times to ensure the clutch bearing is not being over lubricated to
ensure running surface remains dry and free of any substances at all times.2.4.8 Fuel System; One inline fuel filter is permitted of a sealed
renewable type or plastic Tillotson two piece reusable filter.
2.4.9 Oil: Only silkolene Pro KR2 oil is permitted.
2.4.10 Data: The collection of engine data is permitted through means of a
mychron/alfano or similar, and under-plug exhaust temp probe is allowed in
all classes but exhaust temp or EGT/CHT is not permitted. Minimum thickness
for temp probe washer under-plug is 1.4mm unless confirmed ok by the
scrutineer.
2.4.11Wet weather running; it is permissible when racing/operating in wet
or open meeting conditions only, declared wet or open for BKC approved wet
box to be fitted. This is the only form of wet box permitted and must be
installed as per instructions in a way as to prevent water ingestion to the
motor and not limit air flow and cooling to the engine. Further to the
approved wet box a flat plastic plate may be applied to the 2 chassis rails
directly under the carburettor only and must not be greater than
22cmx22cmx0.5cm.
2.4.12 Replacement Parts: Any replacement parts required in the service and
repair of the motor must be original manufacture components or IAME UK
approved. No pattern or other components accepted.
2.4.13 Cleaning of Components; Cleaning components such as exhaust
restrictor must only be done using a nonabrasive cloth as specified by IAME
U.K. The cleaning of BKC controlled exhaust restrictor is prohibited.
2.4.14 Stock Class; Any modification to engine and carburettor beyond the
scope of IAME UK fiche or this document is forbidden. Strictly no
modification, adding or removing materials, tuning, porting, polishing,
surface coating, painting, skimming, trimming, grinding or shielding fro
whatever purpose is permitted.
The eligibility scrutineer is Mr Gary Walker.
Bambino MightE
Rules as per Karting Year Book.
Cadets 2025
From January 1st of the year of the 8th birthday to 31st
December the year of their 13th birthday.(Subject to the
following)
ANY DRIVER SUCCESSFULLY COMPLETING THE ROOKIE RACING COURSE
WILL BE ALLOWED TO RACE FROM THE AGE OF 7years 6months BUT
WILL BE CLASSED AS A NOVICE FOR THEIR FIRST 3 RACES. Novices
E.G. drivers not having raced bambinos or Rookie MUST BE 8
YEARS old.
IAME Water Swift Restricted
Run as per class rules
Min Driver weight 26kg
Min Weight Kart and Driver100kg
Number plates Yellow with Black Numbers.
Honda
Single Honda GX160/GX200 to class regulations as per ABkC gold
book Engine Regulations
16mm RESTRICTOR MUST BE FITTED
Min Driver Weight 27kg
Min Weight Kart and Driver 105kg
Cadets Tyres :- vega Slicks and Wets
Number plates Yellow with Red Numbers.
Micro max
Micro Max will run to the latest JAG specs
Intermediate Classes
The sprint series will initially run all the new intermediate
classes but have the rights to amalgamate and will do so until
sufficient numbers have been reached to run stand alone. Each
class will run to the class rules.
Junior Categories
TKM As per Talko Regulations
AGE 12 or year of the 12th birthday if holding MSUK KART
NATIONAL LICENCE (NOT Novice) WITH PERMISSION OF THE
ORGANISERS. LICENCE MUST BE PRODUCED
JUNIOR MAX
JUNIORS HOLDING A MOTORSPORT UK KART NATIONAL LICENCE (NOT
NOVICE) MAY RACE FROM THEIR 12 BIRTHDAY WITH PERMISSION OF THE
ORGANISERS providing they have raced a minimum of 5 races in
cadets or an Intermediate ClassJag engine seal must be fitted and conform to JAG/Rotax fiche.
Up to date log books must be available at times on race days.
Minimum Class weight 145kg Minimum drivers weight 40 KG
Number Plates Red with White Numbers
Old style clutches and air boxes are permitted
The following may be pattern parts Starter, clutch blocks,
drums drive sprockets and radiator provided Genuine Rotax
mounting points are used. NGK/Nippon Denso equitant are
permitted
Carburettors and exhaust must be as per Rotax fiche
Junior Tyres Mojo D2xx slicks Wets Mojo W5
Senior Rotax Max including EVO
Jag engine seal must be fitted and conform to JAG/Rotax fiche.
Up to date log books must be available at times on race days
Minimum Class weight 162kg
Number plates Blue with White Numbers
Old style clutches and air boxes are permitted
Carburettors, power valves and exhaust must be as per Rotax
fiche. NGK/Nippon Denso equitant are permitted
Age from 15 or from the year of their 15th Birthday
Providing they have raced a minimum of 5 races in Junior
Classes
At the discretion of the Oganisers.
Rotax 177 including EVO
Jag engine seal must be fitted and conform to JAG/Rotax fiche.
Up to date log books must be available at times on race days.
Minimum Class weight 177kg
Driver in race trim and carrying no ballast on their person.
MINIMUM Driver weight 80kgNumber plates are Green with White Numbers
Genuine Rotax mounting points must be used.
Carburettors, power valves and exhaust must be as per Rotax
fiche. NGK/Nippon Denso equitant are permitted.
Age As Seniors
Tyres D5 slicks W5 Wets
Rotax Masters
As Senior Max
Minimum class weight 170kg
Minimum Driver Age 35(Proof may be required)
Minimum entry 4
All Senior Tyres
Mojo D5 slicks. Wets Mojo W2 or W5
ALL ROTAX CLASSES
Old style clutches and air boxes are permitted
The following may be pattern parts Starter, clutch blocks,
drums drive sprockets and radiator provided Genuine Rotax
mounting points are used.
Carburettors and exhaust must be as per Rotax fiche.
IAME X30 CLASSES
PLEASE NOTE THE SECOND SILENCER IS COMPULSORY
None Genuine water pumps and starters will be permitted
Junior X30
AGE JUNIOR AS JUNOIR MAX
As per IAME/JM Racing RegulationsJunior x30 Numbers Yellow Plates Black Numbers
Tyres Komet as per 2025 IAME rules and regs.
Weight Junior X30 148KG Driver minimum 41KG
Senior X30
As per IAME/JM Racing Regulations
Numbers Yellow Plates Black Numbers
Tyres Komet Tyres as per IAME rules and regs
New or old style exhaust New or Old style air box permitted
Weight 162KG
Age from 15 or from the year of their 15th Birthday
Providing they have raced a minimum of 5 races in Junior
Classes
At the discretion of the Oganisers.
KZ2 UK MIN AGE 16
As per 125 UK Gold Book
Tyres Le Cont
Open wets
Formula 250 National
As per Gold Book
F100
AS PER CLASS RULES
Senior Open
Covers ALL other karts not eligible for any other specific
class including unsealed Rotax engines.
Minimum class weight;-OPEN
Number plate Yellow with Black Numbers
Tyres Slicks open. Wets open Only 1 set of used slicks per meeting
Front brakes hand or foot operated will be permitted
All karts must comply with general scrutineering rules
including bodywork.
ANY MODIFICATION TO ACCOMMODATE THE ENGINE OR ANCILARIES
MUST BE DONE TO A COMPETANT STANDARD.
Engine Tuning
Engine tuning is allowed including fuel injection
Maximum engine size 250cc
Pump fuel must be used
Eligibility Scrutineer for all classes Mr Gary Walker.
BY REGISTERING FOR THE 2025 rebel Racing SERIES IT MEANS YOU
HAVE READ AND AGREED TO THE ABOVE RULES AND REGULATIONS
Rebel Racing Series
2025 Rules and Regulations
General
Where appropriate general Motorsport rules will apply. These may be
changed, varied or amended to suit FSS at the discretion of
the C.o.C and or the organisers with consultation with the
competitors. If a change is made adequate notice will be given
so that Drivers/Mechanics and Teams can make changes to comply
with the new rules and regulations. Any changes will be
notified by official email and on Facebook .The official
wording will be on Rebel racing Website (Please CHECK).Matters of
safety will take immediate effect.
3/All drivers must have signed on to practise or race BY 12
noon on FRIDAY VIA ALPHA TIMING. Entry fee is £110.00 for both
days. Saturday Practise is £60.00 or Sunday race is £60.00. No
email, telephone, text entries or entries on the day will be
accepted The club reserve the right to refuse entries.
4/Drivers racing in more than one class must pay for each
class. The club will try to leave time between sessions where
a driver is in 2 classes if they verbally inform the secretary
of the meeting before 12 noon on Saturday.
5/Drivers under 18 years must have their online entry
countersigned by a parent or guardian who must be present for
the complete meeting.
6/By signing on, all competitors, parents/guardians understand
and accept all risks involved at a practice or race day. It is
also the responsibility of the competitor to explain the risk
involved to anyone associated with them. (IF IN DOUBT PLEASE
SEE AN OFFICIAL).7/Grid positions will be determined by random grid or T.Q.
dependant on class. The club reserves the right to amalgamate
classes with the fastest at the front. All karts will start on
the same lights. Where time permits classes with a minimum of
8 entries will get their own race.
8/Race format will be either: – laps or time plus a lap
(duration to be determined on the day). Timed qualifying will
be used from April to Oct. TQ will give grid position for heat
1 and points towards the grid for the final grid. Finishing
position in heat 1 will give grid position for heat 2.Random
grids will be used for February, March and November meeting
due to reduced daylight available and will consist of two
Heats and a final.
9/Dogs must be kept on a lead at all times and away from the
track and any fouling must be cleaned up. Failure to do so
will result in a ban from the circuit.
10/Any driver under the influence of alcohol or drugs will not
be permitted to race. If you sign on we have the right to ask
for you to be breathalysed or drug tested. A refusal will
result in not been allowed to participate in the meeting.
11/All new starters must inform the competition secretary that
they are a new starter (Novice) and must display novice plates
and will start at the back of the grid FOR THEIR FIRST 3
MEETINGS FOR RANDON GRIDS, OR TQ THE POSITION THEY HAVE
OBTAINED ON TRACK until the CoC considers they are competent
to race from a predetermined grid. Failure to inform the
secretary may result in exclusion from the meeting
12/The driver is responsible for the actions of his/her
mechanics and anyone associated with him/her. Anyone being
abusive, using foul language or threatening behaviour will be
asked to leave the premises and the associated driver may be
excluded from the meeting and may be asked to appear in front
of the organisers who have the rights to impose a ban and
inform other circuits. REBEL RACING SERIES ARE PART OF
RESPECT IN RACING POLICY
13/Children must be supervised at all times. Scooters,
e-scooters, bikes and ball games are not permitted anywhere
within the paddock FOR THE DURATION OF THE MEETING. The
organisers reserve the right to confiscate equipment until the
end of the meeting.14/It is your responsibility to ensure your awnings are
securely fastened down and please consider your neighbours
when positioning your generator. All generators must be turned
off by 11.00pm.
15/Proof of age:- A false declaration of date of birth on
your online profile will result in an immediate exclusion for
the current year.
16/Once the meeting has started if you cannot continue please
inform the comp secretary so grids can be reconfigured.
Safety
1/All karts and protective equipment including suits, helmets,
gloves and footwear may be inspected before practice
commences. All helmets must comply with one of the following
specifications.
CMR2007. CMR2016.CMS2007 CMS2016.K2020.K2010.SA2010.
SAH2010.SA2015.SA2020.K2015All karts and equipment WILL be scrutineered before commencing
racing. Number plates must be fitted front, rear and both
sides and must be kept in good condition. You must also
display the correct number and coloured plate for your class.
UNLESS YOU ARE A NOVICE PLEASE DON’T DISPLAY NOVICE PLATES ALL
NOVICES WILL BE OFF THE BACK OF THE GRID FOR RANDOM GRIDS.
2/Drivers must ensure that helmets and race suits are fully
fastened and visors must be down at all times whilst on
circuit, any long hair must be inside your protective
clothing.
3/One driver, one mechanic only allowed on the grid. Once your
kart is on the grid only tyre pressures may be changed, unless
instructed by the Clerk or grid marshal. If you are not in
position by the last lap of the race on circuit you will be
put to the back of the grid. It is not permitted to eat,
drink, smoke or vape on the dummy grid or parc-ferme.1 driver
and 1 mechanic only in parc-ferme unless directed by the
Scrutineer or other officials. Breaking this rule may get your
driver excluded from that heat.
4/Drivers must without delay obey all flags given by
officials. Drivers are responsible for learning all flags and
their meanings before going out on circuit. If you are in
doubt please ask before racing. Parents and guardians are
responsible to ensure their young drivers know the meaning of
all flags. This particularly applies to bambinos and cadets
and more unusual flags such as quarters, change of surface and
white flag. Ignoring flags through lack of knowledge will not
be accepted as a defence and appropriate penalties will be
applied. TQ if you leave the circuit you will not be permitted
to re-join.
5/MARSHALS WILL NOT LEAVE THEIR POST unless instructed by the
clerk to assist drivers. This is for safety reasons and your
own wellbeing as they are required to observe at all times.
6/The timing tower is out of bounds during a race weekend
unless invited. Failure to observe this rule may result in an
exclusion for the associated driver.
7/During racing the centre of the track is out of bounds
except for officials. Signed on Bambino parents or guardians
are permitted at the discretion of the C.O.C and must wear anORANGE high Vis vest and must sign on in race control before
entering the circuit.
8/ Timing or coaching of drivers is not permitted from the
centre of the track. Failure to comply WILL result in an
exclusion from heat/final and will not be allowed back on
track for the day.
9/No radio communication is allowed on race day to any driver
on the circuit.
10/Recovery of karts from track is not permitted during racing
and will be allowed at the end of the race at the discretion
of the clerk.
11/Tyre warming is not permitted on the dummy grid and on
track grid for standing starts for bambinos. REAR WHEELS ARE
NOT PERMITTED TO BE LIFTED OFF THE GROUND, FAILURE TO COMPLY
WILL RESULT IN REMOVAL FROM THE GRID. Aggressive tyre warming on
the rolling lap is not allowed, 5 second penalty will be
imposed. Only bambino and cadet classes will officials attempt
an in race restart and only when deemed safe to do so. This
may mean a delay, waiting for a safe moment. Assistance to
restart direct drive karts will only be given if it is safe to
do so or karts are in a dangerous position.
Driving Standards
1/If a driver leaves the circuit they must re-join when it is
safe to do so. Failure to comply will result in a penalty at
the discretion of the CoC.
2/Unless you are waved through by an official missing either
chicane will result in a 10 second penalty, missing the
chicanes twice in the same heat/final will result in a 20
second penalty MISSING THE CHICANE 3 times in the same
heat/final will result in a black flag. Any driver missing the
chicane must re-join safely, further penalties will be applied
if the re-join is deemed unsafe and/or if it is deemed an
advantage is attempted. (LAPSCORING/TIME KEEPER & STARTER WILL
BE JUDGE OF FACT). Anyone persistently missing the chicane on
test days will not be allowed out in the following session.
You may only miss the chicane should an incident occur where
the track is blocked IF DIRECTED BY AN OFFICIAL, for any other
reason the above penalty applies.3/Passing under a stationary yellow flag will result in a 10
second penalty. Passing under a waved yellow WILL RESULT IN A
20 SECOND PENALTY WITH NO APPEAL.PASSING 2 WAVED YELLOWS WILL
RESULT IN A BLACK FLAG.GIVING THE PLACE BACK WILL HAVE NO
AFFECT ON THE PENALTY. Quarter flags may be displayed during a
race. The lead kart must act as a pace kart and reduce speed
to half race speed. All following karts must also reduce speed
to half race speed. NO OVERTAKING. Karts will be allowed to
get into close formation in a safe manner. Excessive speeding
to catch up the kart in front will not be tolerated and could
receive a 20 second penalty, at the discretion of the clerk.
The timekeeper will be judge of fact over speeding under
quarter flags. This will be non-appealable. OVERTAKING UNDER
QUARTER FLAGS CARRIES THE SAME PENALTY AS WAVED YELLOWS.
The restart of a race will be to the race leader by a green
flag displayed on the start line. No overtaking until you pass
the start line.
4/ When a race has finished a yellow flag will be shown at all
posts. Racing must cease when you have taken the chequered
flag. Drivers must slow to a steady pace. DO NOT overtake on
the return to parc ferme /Pit Lane. Drivers not obeying this
rule and who continue to drive at excess speed will RECEIVE A
10 SECOND PENALTY and further action may be taken by the
clerk.
5/Any kart causing a red flag incident may only take part in
the restart after being inspected by the scrutineer and at the
discretion of the clerk. Any driver requiring medical
intervention will only be allowed to continue racing with the
medical director’s permission, and in both instances will
restart from the back of the grid.
6/All karts involved in a serious incident must be re-
inspected by the scrutineers before allowed back on circuit.
7/Starts are to be 2×2 formations with a rolling lap speed of
10-20mph. Drivers are permitted to regain their place on the
rolling lap up to the yellow flag at post 5.The CoC has the
option to change to standing starts if deemed necessary.
Gearbox will be staggered standing starts.
The race start will be as C.I.K (as lights go out the race
starts). If the correct pace/speed is not obtained by 2
rolling laps the offending drivers will be issued a 5 second
penaltyALL KARTS MUST BE IN THE TRAMLINES WHEN THE LIGHTS GO OUT.ANY
ONE OUT OF THE TRAMLINES WILL GET A PENALTY of 3 SECONDS FOR 2
WHEELS OUT OF TRAM LINES AND 5 SECONDS FOR ALL 4 WHEELS OUT.
THE STARTER AND TIME KEEPER WILL BE JUDGE OF FACT (non-
Appealable)
8/ All drivers must obey mechanical flags given within 2 laps.
The driver and one mechanic can carry out the repair in the
designated area and return to the race at the discretion of
the scrutineer. Failure to return to parc ferme will result in
an exclusion from that race. Do not exit parc ferme if you
intend to repair and re-enter the race via the run through
lane.
9/ Running engines are only allowed in the permitted area for
a max of 10 seconds, Bambinos can be run up to 1 minute. You
may start your engine in your own pit area but not allowed to
rev the engine also engines must not be run whilst moving a
kart through the paddock, failure to comply may result in
exclusion from the meeting. No persons may be transported in
the kart on a trolley through the paddock.
NO ENGINES TO BE STARTED OR RUN BEFORE 08.45
Karts
1/All karts must comply to the class rules and regulations set
by the Stake-holders for that class at all times on race days.
2/It is the responsibility of the driver and mechanic to
ensure the kart remains in a safe race worthy condition for
the duration of the meeting .If in any doubt please ask for it
to be re-inspected at scrutineering.
3/ If a wet meeting is declared only karts fitted with wet
tyres and comply with class regulations, as listed for that
class with a minimum 2mm tread depth may start the race.
If an open meeting is declared the driver has the choice to
use either slicks or wet tyres as specified in the class
regulations. (Please be aware of the regulations relating to
the various Euro plastic bumpers).
4/ Weights must be secured by 2 fixings e.g. 8mm nuts and
bolts, tie wraps are not acceptable maximum 4kg per 2
fittings. ANYONE carrying “Lead” on their person will be
excluded from that race. All tyres, bodywork and engines
should be checked after each heat for damage and security.5/Timing is by AMB transponder. It is the driver’s
responsibility to have one fitted. There is a limited amount
to hire at £15.00.a driver’s licence or valid bank card may be
required as deposit. If you break, lose or misplace a
transponder you will be required to pay for a new one. All
transponders MUST be mounted on the back of the seat and be
fitted for warm up on race day. This is particularly important
prior to TQ to ensure your transponder is working for you to
record a time. A non-working transponder during TQ will mean
no time recorded and a start from the back of the grid in the
first heat.
6/On returning to parc ferme Karts may be randomly inspected
by the scrutineer to ensure compliance with the rules and
regulations.
7/Tyres must be of the make and type stipulated by the class
rules. Tyres will be marked or bar coded on scrutineering
card. A change of tyre prompted by tyre failure must be
approved by the chief scrutineer and the damaged tyre left in
scrutineering until the end of the meeting. Any use of tyre
softener or any means known or unknown to gain an unfair
advantage from tyres will result in an exclusion from the
event. Race tyres must be fitted for TQ/1st heat. Tyres are
open for warm up.
8/Only pump fuel and oil listed by C.I.K. is permitted. Anyone
using any unlisted oil must have it cleared by the scrutineer.
Failure to do so will result in an exclusion from the event
and a possible ban. Fuel testing may be carried out.
9/New style adjustable rear plastic bumpers must comply with
the regulation set out for this type of bumper.
10/If we have a class that your outfit is eligible for, you
must race in that class.
Engines
1/All engines /Karts will run to the specifications as
supplied by the following Rotax, IAME, TKM and Honda. Any
exceptions will be published in the class rules.
2/Mr Gary Walker is the engine eligibility scrutineer for all
classes.
3/The organisers have the right to have an engine sealed and
sent away to be checked for eligibility. If the engine provesto be legal then all cost will be paid by the organisers. If
the engine proves to be illegal then all cost including
carriage will be the responsibility of the competitor.
4/Competitors have the right to protest another competitor’s
engine. £450.00 must be deposited with the organisers. This
is returnable in full should the protest be successful .If the
protest fails this fee will be used towards the rebuild labour
cost and carriage, with any balance returned.
You have the right to appeal a scrutineer’s decision with
regards to engines and components. £450.00 will be required to
be deposited with the organisers, where upon an independent
body will review. Should the appeal be successful the money
will be returned.
5/ Series organisers have the right to ask you to fit
controlled parts supplied by recognised suppliers, failure to
comply without just cause may result in exclusion from the
meeting.
OFFICIALS
1/The safeguarding officer is Julie Thornsby, and can be
contacted in race control. The club’s safeguarding and social
media policies can be found on the website.
On Track
1/ The Clerk of the Course decision will be final.
2/Time keeper/ starter will be judge of fact regarding starts,
finishes and speeding under quarter flags.
3/ Driving in a manor not deemed to be of a safe, acceptable
or in the spirit of the sport may result in a ban with the
competitor required to appear in front of the organisers.
4/ The Clerk can exclude a driver from the heat/final or the
meeting. Should the Clerk consider further action be required
this will be reported to the Directors of the club and the
driver will be notified within 10 days of the action taken and
will then have 10 days to appeal in writing.
Conduct1/Officials are volunteers; please remember the meetings
cannot run without them so please show respect.
2/Foul and abusive language, physical violence, threat of
physical violence, intentional damage to any club or personal
property will result in a ban with the competitor required to
appear in front of the organisers. All local clubs will be
informed of a guilty verdict
3/Dishonoured payment, the competitor must make good plus any
charges incurred by the following meeting. Failure to do so
the organisers reserve the rights to inform all local clubs.
Supplementary Rules
1/Drop down bumpers will be introduced for all classes except
the open class, bambino and all gearbox classes. The following
penalties will apply. Drop down bumper, 5 second penalty. (NO
APPEAL) In TQ the above penalty will be applied to your
fastest lap.2/Gaining an unfair advantage:- 5 place penalty.
2A/ Advantage by CONTACT, 1 place, 5 second or 10 second
penalty.
3/Driving in a manner incompatible with general safety:-
Race exclusion
4/Aggravated Contact:-Exclusion from meeting. May be called In
front of the organisers with possible ban and other IKR tracks
informed.
5/ It is the drivers responsibility to observe flags at all
time. This particularly applies to start line flags specific
to drivers. Ducking down, missing flags when passing the start
line is not accepted as an excuse for ignoring flags. Ignoring
any flag twice:-Black Flag
Ignoring Black Flag for 2 consecutive laps ::- Exclusion from
meeting
6/DRIVERS BRIEFING IS MANDATORY for ALL DRIVERS & SIGNED ON
PARENTS/GUARDIANS. Failure to attend drivers briefing (Random
Names will be called) Competitors will be put to the back of
the grid for their first heat. No Appeal. Special instructions
may be issued on the day over-ruling any of the above and will
be posted on the official notice board which can be found in
race control.
7/Engines may be started but not revved in your pit bay.
Please do not start engines in front of race control.
8/Officals have the rights to give and rescind penalties upon
evidence gathered from official sources. PLEASE RESPECT THE
OFFICALS DECISIONS WHICH ARE MADE WITH SAFETY AND FAIR RACING
IN MIND.
Scrutineering
1/Non Compliance Report Kart or Component:-Race or meeting
exclusion
2/ Underweight (No appeal):-Race exclusion IT IS YOUR
RESPONSIBILITY TO CHECK YOUR WEIGHT.THE SCALES ARE DEEMED
CORRECT ON THE DAY3/Failure to report to or leaving before instructed by
scrutineering :-Race or Meeting exclusion
4/THE APPEAL PROCEDURE IS SET OUT IN THE CLASS RULES.
5/IT IS YOUR RESPONSIBILITY TO ENSURE YOUR KART AND PROTECTIVE
EQUIPMENT COMPLIES, IF IN DOUBT PLEASE ASK
Novices
Any competitor displaying novice plates will start from the
back of the grid for their heats. For the final will grid
where they qualify from points gained in heats but can request
to start from the back. Please inform the Comp Sec by lunch
time if this is your intention.
SUPPLIMENTARY REGULATIONS FOR EAST OF ENGLAND CUP
To qualify for the E Plate drivers must have participated in
at least 2 previous meetings in 2025 in the class you intend
to race in for this event. The meeting is a two day event so
there will be no discount. Drivers who miss TQ and heat one on
the Saturday will only be allowed to use tyres that were
scrutineered and raced in previous FSS meeting by the same
driver. Only one set of tyres are permitted from TQ onwards.
Further regulations will be issued prior to the July meeting.
AWNINGS & PIT BAY’S
It is your responsibility to keep and leave your pit bay in a
safe and clean condition failure to do so may result in a 1
meeting ban.
ALL MINORS SHOULD HAVE THEIR BIRTH CERTIFICATE OR
PASSPORT OR MSUK LICENCE TO PROVE AGE.
BAMBINO RULES AS PER BAMBINO KART CLUB
Comer C50 Bambino (With Permission Of Darren Beavers)
1.1 The Bambino class is the entry level class of Kart racing meaning
drivers can compete from 5.5 years old. These rules and regulations
should help you understand the Bambino classes before entering into
your first race. Full class, chassis & engine regulations for all the
BKC classes mirror those of the UK governing body unless specially
stated below, these class regulations regarding engines and chassis
should be read thoroughly. If in any doubt an official email with
queries should be raised.
Age 6-8yrs.If the driver has attended Rookie and passed to advanced
standard the age is reduced to 5.5 years.
1.2 Chassis
All chassis’ must be recognised and registered with the UK governing body,
no homemade chassis are permitted. Chassis may be fitted with a barcode
sticker in scrutineering for identification purposes.
1.3 Added Requirements
1.3.1 Bodywork: As registered with the chassis, full width rear bumpers
mandatory. Plastic alternative may be used if registered with chassis. Rear
bumpers must not be wider than overall wheel width. Full size rear number
boards only to be used( no cut down plates) unless plastic rear bumper is
registered and fitted to chassis where a stick-on type number can be
applied to the rear bumper.
1.3.1.1. Front top loop must be tight but can have rubber washers between
chassis mount and loop.
1.3.2 Brakes: As registered with chassis, steel discs non vented only (can
be cross drilled and grooved).
1.3.3 Steering: Stub axles: no modification whatsoever permitted, only
standard as manufactured can be used.
Steering wheel: free. If mounting data acquisition equipment must be
mounted in line with the dish of the wheel. All columns to be fitted with a
security ring located below the top column mount and secured with a minimum
of two locked grub screws. Caster/Camber adjustment is NOT PERMITTED on
Comer C50.
1.3.4 Axle: As registered with the chassis. 25mm magnetic steel. Must have
circlips fitted on both ends. Axle to be fitted with two bearings
containing steel ball races…. Ceramic or exotic material bearing faces arestrictly prohibited. Bearings to be tightened to axle, multipoint locating
grub screws. Quick release bearing carriers prohibited. Solid, 5mm & 3mm
hollow axles are permitted but only if registered with chassis.
1.3.5 Gearing: Comer C50 is only permitted to run 10t front sprocket & 80t
rear sprocket.
1.3.6 Dimensions: The rear bumper must not exceed the overall width
measured to the outside edge of the rear tyres & the side pods may not be
located outside the plane that passes through the outer edge of the rear
tyres.
The maximum overall width at the rear is 1100mm.
1.3.7 Chain/Sprocket Guard: One piece chain with sprockets of 219 pitch
only. A fully enclosed chain guard or a type manufactured by Tillet or
similar.
1.3.8 Wheels: Fronts: Aluminium, single point mounting direct to stub axle.
3 point fixing front hubs permitted.
Offset: Open.
Rears: Aluminium, 3 point fixing to standard short hub. No double bolt rear
hubs offset. Standard wheels sizes are free.
1.3.9 Tyres: (Filled with standard air only) _ Comer C50 class Le-Cont all
weather MSA04
The use of tyre warmers and softener is prohibited. Removal of Debris or
tyre cleaning with hot air gun or rasp is Strictly Prohibited.
1.3.10 Floor Tray: Aluminium, original manufacturer or professional
manufactured aftermarket component may be used fitted using manufacturer
approved fitting kit and must always be tight. CARBON FIBRE trays are not
permitted.
1.3.11 Seat: Free: Must be free of holes in a position to weaken the
mounting. Must have one large washer min 25mm at each mounting point to
ensure the load is spread. Seat must always be tight. Additional seat stays
and supports are not permitted.
1.3.12 Weight: Minimum 71kg post-race including the driver and mandatory
safety equipment
1.3.13 Number plates: Numbers to be displayed on all four sides. Black on
Orange back ground. Full size number plates to be fitted the rear.NO CUT
DOWN PLATES.
1.3.14 Materials: Karts and Components to be of material as per factory or
similar the use of aftermarket components such as rear hubs carriers, track
rods are permitted if to manufacturer’s specification.
Carbon fibre, Ceramic, Titanium, Magnesium & Kevlar components are
prohibitedModification to chassis in any way by the addition of welded components not
of the original approval is not permitted.
1.3.15 Other: The addition of pedal extensions, heal cups or approved pedal
box is permitted subject to scrutineering deeming it is fit for purpose.
ENGINE:
1.4 The following are requirements/modification to the fiche that must be
implemented to run in THE FULBECK SPRINT SERIES FOR 2022.
1.4.1 General: Only 2 engines are allowed per meeting. These must be
recorded on your scrutineering card. Engines and components may be sealed
at any point. The use of controlled restrictors supplied by Zip Karts may
be implemented once fitted these can be tampered within any way, the
scrutineers may choose to fit special bolts to enable seals to be fitted at
any time . Any controlled component must be returned in good condition at
the end of the meeting.
1.4.2 Comer C50 engine specification :-
Only Tagged Zip kart regulation UK or GB Comer C50 engines permitted.
Engines must always comply with the governing bodies regulations/fiche.
Carburettor jetting is open.
Plugs Champion RCJ7Y, Bosch WS5F ,NGK BPMR7A (NO BOSCH GREEN PLUGS
PERMITTED)the standard washer must be present and fully intact unless using
a under plug temp probe.
One foam air cleaner of standard specification is to be present at all
times and must be kept clean and dry used in its intended form. No holes or
tears. The metal clip that holds the air box onto the carb must always be
present. In the event of a wet race the sponge may be replaced for every
heat/final. The approved Zip kart wet box may run if the meeting is
declared wet or open.
1.4.3 Clutch:C50 approved spring or solid one-piece clutch approved by Zip
Kart is permitted.
1.5 Comer C50G: To comply with Euro Environmental Regulations a new
specification engine will be available called C50 Green(C50G) identified by
a green cylinder and crankcase seals and new parts in the UK homologation
fiche. The C50G package of cylinder, piston, crankshaft and exhaust can be
fitted to existing C50 engines. All 4 C50G components must be used with the
exception that the C50G exhaust may be fitted to the C50 on its own.C50
crankcase must be fitted with a minimum 1.00mm base gasket.C50G crankshaft
base gaskets are free.C50G engine identified by green seals cannot be
fitted with C50 spec cylinder ,piston, crankshaft and exhaust.
1.5.1 Timing: C50 & C50G engine must comply to a maximum ignition timing of
4.9mm before top dead centre measured with a DTI gauge. See homologation
fiche for measurement alignment point. The fly wheel key can be modified to
achieve maximum timing.CLASS REGULATIONS IAME BAMBINO
2.1; The Bambino class is the entry level class of Kart Racing meaning
drivers can compete from five years old, these rules and regulations should
help you understand the bambino classes before entering into your first
race. Full class, chassis and engine regulations for all the BKC classes
mirror those of the UK governing body unless specially stated below. These
class regulations regarding engines and chassis should be rear thoroughly.
If in ant doubt an official email with queries must be raised.
2.2: CHASSIS; All chassis must be recognised and registered with the UK
governing body, no homemade chassis are permitted. Chassis may be fitted
with a barcode sticker in scrutineering for identification purposes.
2.3: Additional requirements
2.3.1 Bodywork: As registered with the chassis, full width rear bumpers
mandatory. Plastic alternative may be used if registered with chassis. Rear
bumpers must not be wider that overall wheel width. Full size rear number
boards only to be used (no cut down plates)unless plastic rear bumper is
registered and fitted to chassis where a stick-on type number can be
applied to the rear bumper. It is permitted for a cadet style flat fronted
nose cone to be fitted to a bambino chassis if approved by the BKC on
safety grounds providing the part is specific to manufacturers usual
registered bodywork, e.g KG with KG, OTK with OTK etc. The nose cone must
be securely fastened using the specified clips/fasteners, the use of a drop
down block is not permitted.
2.3.2. Brakes: As registered with chassis, steel discs non vented only (can
be cross drilled and grooved)
2.3.3: Steering: Stub axles: no modification whatsoever permitted, only
standard as manufactured can be used. Steering wheel: free. If mounting
data acquisition equipment must be mounted in line with the dish of the
wheel. All columns to be fitted with a security ring located below the top
column mount and secured with a minimum of two locked grub screws.
Castor/camber adjustment is permitted to the front axle by the addition of
top pills only.
2.3.4 Axle: As registered with the chassis. 25 mm magnetic steel. Must have
circlips fitted on both ends. Axle to be fitted with two bearings
containing steel ball races. Ceramic or exotic material bearing face are
strictly prohibited.
Bearings to be tightened to axle, multipoint locating grub screws. Quick
release bearing carriers are prohibited. Solid 5mm & 3mm thick hollow axles
are permitted but only if registered with chassis.
2.3.5 Gearing;
Iame gearing as per track regulations, no teeth to be added or removed from
sprockets.
FULBECK Iame M1 using 11t clutch drum 11-79/80/81 only.
FULBECK Iame M1 using 10t clutch drum 10-73/74/75 only.Iame M1 to run gearing stated by club only, rear sprocket must match front
clutch drum as stated above.
2.3.6 Dimensions: The rear bumper must not exceed the overall width
measured to the outside edge of the rear tyres, and the side pods may not
be located outside the plane that passes through the outer edge of the rear
tyres.
The maximum overall width at the rear is 1100mm.
2.3.7 Chain/Sprocket Guard: One piece chain with sprockets of 219 pitch
only. A fully enclosed chain guard, of a type manufactured by Tillet or
similar.
2.3.8 Wheels: Fronts: Aluminium, single point mounting direct to stub axle.
3 point fixing front hubs permitted.
Offset: open.
Rears; Aluminium, 3 point fixing to standard short hub. No double bolt rear
hubs Offset: Standard. Wheel sizes are: free.
2.3.9 Tyres: (Filled with standard air only). Heidenau T-Race Green Slick
tyre and Heidenau WH1 Wet tyre. The use of tyre warmers and softener is
prohibited. Removal of Debris or tyre cleaning with a hot air gun or rasp
is strictly prohibited at all times once racing has started.
2.3.10 Floor Tray: Aluminium, original manufacturer component fitted using
manufacturer approved fitting kit and to be always tight. After market
professionally manufactured aluminium floor trays allowed but NO carbon
trays permitted.
2.3.11 Seat: Free: Must be free of holes in a position to weaken the
mounting. Fitted with a Tillet or similar fitting kit one large washer per
hole minimum , to ensure load spread. Seat must be tightly always secured.
2.3.12 Weight: minimum 78kg postrace including driver and all race gear.
2.3.13 Number Plates: Numbers to be displayed on all four sides of the kart
Black on Green background to an agreed font/pattern, numbers can be
purchased from the BKC in the approved format. Full size number plates on
rear to be fitted, no cut down plates.
2.3.14 Materials: Kart and components to be of material ‘as left the
factory’ or similar, the use of aftermarket components such as rear hubs,
carriers, track rods are permitted if are of manufacturers specification.
Carbon Fibre, Ceramic, Titanium, Magnesium and Kevlar components are
prohibited. Modification to chassis in any way by the addition of welded
components not of the original approval is not permitted. Additional seat
stays and supports are not permitted.
2.315 Other: The addition od pedal extensions, heal cups or a BLC approved
pedal box is permitted subject to secure fitment and scrutineering deeming
it fit for purpose. Modification to tubing, seat stay, yokes and all
mounting points is strictly prohibited.2.4 Engine: Always regularly check the class engine fiche for updates.
The following are requirements/modifications to the fiche that must be
implemented to run in the BKC for 2022
2.4.1 Only 2 engines are allowed per meeting, these must be recorded on
your scrutineering card, engines and components may be sealed at any point,
the use of controlled restrictors may be implemented and once fitted these
cannot be tampered with in any way, the scrutineer may choose to fit
special bolts to enable seals to be fitted at any time. Any controlled
components given MUST be returned in good condition after the meeting
before championship points will be awarded.
2.4.2 Iame M1 BAMBINO ENGINE SPECIFICATION;
The engine carburettor must always operate in its unadulterated form and
conform to the JM Engineering fiche and any BKC updates available here.
http://www.IAME.co.uk/wp-content/uploads/2019/03/363_IAME-M1-60cc-PULL-
START-rev06.pdf
2.4.3 Engine numbers and crank: only engine numbers prefixed S6,T6,V6,Z6
and O6 are permitted. Only crack shafts from batch number E31 forward are
permitted.
2.4.4 Squish: 2mm minimum. Base gaskets and shim combinations can be used
to achieve the desired squish but a combination of no more than two paper
gaskets and three metal shims permitted. Squish is measured using 3.175 mm
solder.
2.4.5 Spark Plugs: Only NGK BR8EG, BR9EG, & BR10EG are permitted.
These must carry the original factory washer unless using an under-plug
temperature lead of the same thickness, in which case it may be discarded.
The scrutineer will have the final say on what under-plug temp. leads are
permitted or not.
2.4.6 Exhaust System: System and joint to be leak free in its entirety.
Signs of leakage around the restrictor/fixing area or welds will be deemed
a performance enhancement, it is the competitors responsibility to ensure
exhaust bolts are always tight. Only one exhaust gasket front and back of
the restrictor is permitted. Exhaust restrictor is to be no more than
13.5mm max and must be of genuine stamped and marked Iame specification,
the club reserves the right to provide pooled restrictors at any event they
feel necessary. If a pooled restrictor is issued this CANNOT be modified in
any way shape or form, the cleaning or tampering with pooled restrictors is
prohibited and could result in an exclusion from a race or the meeting.
2.4.7 Clutch: The internal components and running surface both the clutch
and drum must remain dry and free of grease and lubricant and any
additional substance. It is advised to run the standard rubber O ring
washer behind the clutch drum although not essential, care should be taken
at all times to ensure the clutch bearing is not being over lubricated to
ensure running surface remains dry and free of any substances at all times.2.4.8 Fuel System; One inline fuel filter is permitted of a sealed
renewable type or plastic Tillotson two piece reusable filter.
2.4.9 Oil: Only silkolene Pro KR2 oil is permitted.
2.4.10 Data: The collection of engine data is permitted through means of a
mychron/alfano or similar, and under-plug exhaust temp probe is allowed in
all classes but exhaust temp or EGT/CHT is not permitted. Minimum thickness
for temp probe washer under-plug is 1.4mm unless confirmed ok by the
scrutineer.
2.4.11Wet weather running; it is permissible when racing/operating in wet
or open meeting conditions only, declared wet or open for BKC approved wet
box to be fitted. This is the only form of wet box permitted and must be
installed as per instructions in a way as to prevent water ingestion to the
motor and not limit air flow and cooling to the engine. Further to the
approved wet box a flat plastic plate may be applied to the 2 chassis rails
directly under the carburettor only and must not be greater than
22cmx22cmx0.5cm.
2.4.12 Replacement Parts: Any replacement parts required in the service and
repair of the motor must be original manufacture components or IAME UK
approved. No pattern or other components accepted.
2.4.13 Cleaning of Components; Cleaning components such as exhaust
restrictor must only be done using a nonabrasive cloth as specified by IAME
U.K. The cleaning of BKC controlled exhaust restrictor is prohibited.
2.4.14 Stock Class; Any modification to engine and carburettor beyond the
scope of IAME UK fiche or this document is forbidden. Strictly no
modification, adding or removing materials, tuning, porting, polishing,
surface coating, painting, skimming, trimming, grinding or shielding fro
whatever purpose is permitted.
The eligibility scrutineer is Mr Gary Walker.
Bambino MightE
Rules as per Karting Year Book.
Cadets 2025
From January 1st of the year of the 8th birthday to 31st
December the year of their 13th birthday.(Subject to the
following)
ANY DRIVER SUCCESSFULLY COMPLETING THE ROOKIE RACING COURSE
WILL BE ALLOWED TO RACE FROM THE AGE OF 7years 6months BUT
WILL BE CLASSED AS A NOVICE FOR THEIR FIRST 3 RACES. Novices
E.G. drivers not having raced bambinos or Rookie MUST BE 8
YEARS old.
IAME Water Swift Restricted
Run as per class rules
Min Driver weight 26kg
Min Weight Kart and Driver100kg
Number plates Yellow with Black Numbers.
Honda
Single Honda GX160/GX200 to class regulations as per ABkC gold
book Engine Regulations
16mm RESTRICTOR MUST BE FITTED
Min Driver Weight 27kg
Min Weight Kart and Driver 105kg
Cadets Tyres :- vega Slicks and Wets
Number plates Yellow with Red Numbers.
Micro max
Micro Max will run to the latest JAG specs
Intermediate Classes
The sprint series will initially run all the new intermediate
classes but have the rights to amalgamate and will do so until
sufficient numbers have been reached to run stand alone. Each
class will run to the class rules.
Junior Categories
TKM As per Talko Regulations
AGE 12 or year of the 12th birthday if holding MSUK KART
NATIONAL LICENCE (NOT Novice) WITH PERMISSION OF THE
ORGANISERS. LICENCE MUST BE PRODUCED
JUNIOR MAX
JUNIORS HOLDING A MOTORSPORT UK KART NATIONAL LICENCE (NOT
NOVICE) MAY RACE FROM THEIR 12 BIRTHDAY WITH PERMISSION OF THE
ORGANISERS providing they have raced a minimum of 5 races in
cadets or an Intermediate ClassJag engine seal must be fitted and conform to JAG/Rotax fiche.
Up to date log books must be available at times on race days.
Minimum Class weight 145kg Minimum drivers weight 40 KG
Number Plates Red with White Numbers
Old style clutches and air boxes are permitted
The following may be pattern parts Starter, clutch blocks,
drums drive sprockets and radiator provided Genuine Rotax
mounting points are used. NGK/Nippon Denso equitant are
permitted
Carburettors and exhaust must be as per Rotax fiche
Junior Tyres Mojo D2xx slicks Wets Mojo W5
Senior Rotax Max including EVO
Jag engine seal must be fitted and conform to JAG/Rotax fiche.
Up to date log books must be available at times on race days
Minimum Class weight 162kg
Number plates Blue with White Numbers
Old style clutches and air boxes are permitted
Carburettors, power valves and exhaust must be as per Rotax
fiche. NGK/Nippon Denso equitant are permitted
Age from 15 or from the year of their 15th Birthday
Providing they have raced a minimum of 5 races in Junior
Classes
At the discretion of the Oganisers.
Rotax 177 including EVO
Jag engine seal must be fitted and conform to JAG/Rotax fiche.
Up to date log books must be available at times on race days.
Minimum Class weight 177kg
Driver in race trim and carrying no ballast on their person.
MINIMUM Driver weight 80kgNumber plates are Green with White Numbers
Genuine Rotax mounting points must be used.
Carburettors, power valves and exhaust must be as per Rotax
fiche. NGK/Nippon Denso equitant are permitted.
Age As Seniors
Tyres D5 slicks W5 Wets
Rotax Masters
As Senior Max
Minimum class weight 170kg
Minimum Driver Age 35(Proof may be required)
Minimum entry 4
All Senior Tyres
Mojo D5 slicks. Wets Mojo W2 or W5
ALL ROTAX CLASSES
Old style clutches and air boxes are permitted
The following may be pattern parts Starter, clutch blocks,
drums drive sprockets and radiator provided Genuine Rotax
mounting points are used.
Carburettors and exhaust must be as per Rotax fiche.
IAME X30 CLASSES
PLEASE NOTE THE SECOND SILENCER IS COMPULSORY
None Genuine water pumps and starters will be permitted
Junior X30
AGE JUNIOR AS JUNOIR MAX
As per IAME/JM Racing RegulationsJunior x30 Numbers Yellow Plates Black Numbers
Tyres Komet as per 2025 IAME rules and regs.
Weight Junior X30 148KG Driver minimum 41KG
Senior X30
As per IAME/JM Racing Regulations
Numbers Yellow Plates Black Numbers
Tyres Komet Tyres as per IAME rules and regs
New or old style exhaust New or Old style air box permitted
Weight 162KG
Age from 15 or from the year of their 15th Birthday
Providing they have raced a minimum of 5 races in Junior
Classes
At the discretion of the Oganisers.
KZ2 UK MIN AGE 16
As per 125 UK Gold Book
Tyres Le Cont
Open wets
Formula 250 National
As per Gold Book
F100
AS PER CLASS RULES
Senior Open
Covers ALL other karts not eligible for any other specific
class including unsealed Rotax engines.
Minimum class weight;-OPEN
Number plate Yellow with Black Numbers
Tyres Slicks open. Wets open Only 1 set of used slicks per meeting
Front brakes hand or foot operated will be permitted
All karts must comply with general scrutineering rules
including bodywork.
ANY MODIFICATION TO ACCOMMODATE THE ENGINE OR ANCILARIES
MUST BE DONE TO A COMPETANT STANDARD.
Engine Tuning
Engine tuning is allowed including fuel injection
Maximum engine size 250cc
Pump fuel must be used
Eligibility Scrutineer for all classes Mr Gary Walker.
BY REGISTERING FOR THE 2025 rebel Racing SERIES IT MEANS YOU
HAVE READ AND AGREED TO THE ABOVE RULES AND REGULATIONS