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F1 Stock Car Construction Rules 2022

 

12th F1 Stock car Construction Rules 2022

  1. Models to be a reasonable representation of a full size open wheel Brisca F1 only
  2. No car shall be constructed so as to be dangerous to persons or cause damage to competitor’s cars or to the track surface. No sharp or protruding objects are allowed on the cars.
  3. Overall chassis length to be between 285mm and 310mm. Overall chassis width to be a maximum of 160mm.
  4. Front and rear bumpers must be fitted, and have a contact surface between 9mm and 16mm. The distance between the bumper centreline and the ground must be between 32mm and 41mm. All bumpers must be plugged and have no sharp edges and must be constructed from a non-metallic material.
  5. Over riders must be bolted to front and rear bumpers. The height from the top of the bumper to the top of the overrides must be between 19mm and 32mm at the front and must have a maximum of 19mm at the rear.
  6. Nerf bars must be fitted on the same level as the bumpers and attached to the chassis rails with a maximum contact surface of 12mm.
  7. Body and chassis must be securely joined at the start of race and must remain on car during the race. When initially entered at a meeting the body shell must be neatly finished and complete.
  8. Bodies and aerofoils must be made from ABS or polycarbonate, metal bodies or aerofoils are not allowed. All windows must be cut out on both Lexan and ABS Shells. The height of the body roof from the floor to be between 88mm and 126mm. Aerofoils if fitted must have no sharp edges and be mounted in a safe manner. The maximum size of the centre panel to be no more than 126mm-126mm, and the side panels 126mm-70mm. The roofs must be painted down to the waistline of the body with the driver’s classification colour, if an aerofoil is fitted, this alone may be painted with the driver’s classification colour, if the driver wishes. A driver must run their current highest club roof grade. Failure to do so will incur a 25 lap penalty.
  9. Driver’s national race number must be displayed on the exterior of the car, with a minimum height of 10mm. Any colour may be used but it must be legible. Only one racing number allowed per membership. The drivers name must be on the outside of the body.
  10. The cost of the complete car excluding radio equipment and cells must not exceed £165.00 In the case of scratch built cars the entrant must be prepared to produce replicas of the car if so required for a price of £165.00 or less. Including wheels, tyre, wing and shell.
  11. Arial tubes to be a maximum height of 200mm from track surface. Steel whip aerials and rollover masts are not allowed.
  12. Tyres must be foam or rubber, you can change them from kit supplied and use sleeves, Tyre additives are not allowed.
  13. Tyres must have a minimum 12mm and maximum 26mm width, and maximum 60mm diameter.
  14. Ball races are allowed on the front and rear axle. Limited slip devices and differentials of any kind are not allowed, solid rear axle only. Single nut fixing at either end of the axle are allowed only. No carbon axles allowed, Steel rear axle only to be used.
  15. All cars must have a maximum baseplate thickness of 2mm, with motorblocks bolted directly to the baseplate. Maximum 2 cut slots to provide flex/suspension. Maximum 2 oil filled shocks only. No damper tubes or floating pods.
  16. Radio control receivers carried in the car can have either two devices connected, (normally the steering servo and the speed controller) or 3 channel (can be used for flashing lights for club level or superstars for national level). Receiver battery packs are allowed. 
  17. The use of multiple speed transmissions (gearboxes) is not allowed, any 32dp pitch gears and holders are allowed. Pinion gears; size (number of teeth) is free.
  18. There is a minimum ground clearance of 3mm, this includes any protruding screws, 1mm clearance for spur gear.
  19. Servo savers, track rods and track rod ends can all be up-rated from kit supplied.
  20. All cars must have reverse fitted and working at the start of the race.
  21. Cars are to be powered by either a brushed or a brushless system as defined below.                                                                                                                                                                                           

Brushed System

G2 2010 Brushed motors (only) These must remain unopened, and unmodified – External motor bearings are NOT allowed.

Motor cleaning fluids / additives are allowed.

Cars will be powered by a maximum of 6 sub C sized batteries with 1.2v nominal voltage, conforming to the current Electric Board battery list.

Brushed Speed controllers are without restriction providing that they include an operating reverse function and are commercially available with a recommended retail price not exceeding £65

Brushless system

10.5 brushless – . Speed Passion v3 10.5t or 13.5t motor only with standard 10 degree sensor plate and factory pink/purple rotor. All motor parts must be factory standard as originally issued. All Lipos used in any competitions MUST be hard-cased. Soft cases or no cases are not allowed. Cars to be powered by a 1S LiPo conforming to the current BRCA Electric Board homologation 1S stick LiPo list and safety considerations. Brushless speed controllers the Pace 45R, Pace 60R & Pace 95R speed control must be used. ESC must run in Blinky Mode i.e. the “ROAR blinking LEDs mode.”

23. If you intend to alter your car in any way that is not covered by the rules, you must check with the class scrutineer, for approval. We expect all drivers to use common sense when modifying cars and to enter into the spirit of the sport.

24. Rear tyres to be used by the F1 section must be Contact tyres only, 32sh, 35sh, 37sh, and 40sh all with coloured bands in them

25. Front suspension can be used with no damping allowed

The Section reserves the right to retain a speed controller and motor after the conclusion of a meeting to measure its performance against the above criteria in a controlled environment. The equipment, or identical new replacements, will be returned to the competitor within 5 working days. Sanctions may be taken against a competitor and/or manufacturer if a controller is found to be non-compliant.

 

F1 Stock cars Procedural Rules 2022

General Rules and Regulations

These General Rules cover all Classes & BRCA National & Open Meetings within the 1:12th Stock cars, except where indicated. They should also be read in conjunction with specific class rules.

General Rules

1) The Chairman and Secretary positions elected at the section’s AGM shall be held for two years. These positions should be elected on alternate years.

2) Any competitor found to be in contravention of the rules and procedures will be disqualified from that meeting, be it at club or nationals events etc and will serve a suspension period deemed appropriate by the committee.

3) A Junior must be under the age of 16 at the start of the season and shall remain a junior for the entire season. The start of the season is defined by the date of the first 12th Stock car National

4) The 1/12th Stock car National Season to run from February to November with a Minimum break between each national round of 4 weeks. Excluding the Worlds, Euros, Dutch/British Open and Scottish National Weekends.

5) All national meetings and BRCA title meetings to be run to BRCA rules without exception.

 

 

General National & Open Race Meeting Rules

1) All National meetings will be arranged by the event organiser, bookings can be by form,email or text.Entry fee is payable by cheque,paypal or cash on the day. Entry fee to be £7 per junior and £10 per adult. £2 of the entry fee will go to the BRCA 1/12th F1 Section. BRCA cards must be shown at meeting sign on. All BRCA sanctioned events must have a agenda published at least one month before, Any driver who books for a National event and fails to attend without valid reason will be required to pay the host club the full entry fee before they can compete in any further national meetings.This agenda to cover such items as

a)Venue, Date and approximate times of practice, heats and finals

b)Contact names, phone numbers and addresses

c)Closing date for entries

d)Any special requirments of the venue, power points, lead acid batteries etc

e)Details of avaliable refreshments

f)Notify if concourse evnet will be run

g)Drivers must book in with full name, BRCA number and offical race number

2) Entries to be compiled via the club promoter or nominated club representative.

3) Drivers must supply 3 frequencies for each class entered , not 3 split between classes.

4) Lap scoring at all national meetings to be carried out by an approved automated lap counting program, on a reliable computer system approved by the committee.

5) A suitable audible signal will start each race.

6) The following officials must be present at each sanctioned event: Race Director, who must be present throughout the meeting. Chief Scrutineer, who will ensure that all cars meet the requirements of the rules. BRCA Steward, who has absolute authority at race meetings and is responsible for interpretations of the rules.

7) Health and Safety. These rules are mandatory and the meeting may not proceed until the BRCA steward is satisfied that these have been observed:

  1. a) A first aid kit is to be made available for self-administration. This is to be held in an easily accessible area (at club official’s discretion).
  2. b) Fire extinguishers should be available at all venues.
  3. c) Junior members aged 10 or11 years of age will only be permitted to marshal if :

They wish to do so.

They use a marshalling stick.

They do not walk on the racing area whilst the race is in progress.

  1. d) If drivers are to stand on a rostrum over 2 foot in height e.g. stage or platform then a suitable fixed front barrier is required and must meet the satisfaction of the safety officer or BRCA steward in attendance.

8) All open and national meetings shall be run on carpet. Minimum track width is 1 metre. Start lines must be clearly visible.

9) National venues to have minimum six power points available for competitor’s use.

10)  Lap scores may only be questioned by the driver involved. A parent or guardian can represent a junior member.

11) Drivers to marshal races as instructed, failure to comply will result in a 25 lap penalty from their total qualifying score.

12) Code of conduct Any misconduct by a driver or their pit crew may be penalized at any committee member’s discretion. Drivers or pit crew who fail to observe the code of conduct will be disqualified from the meeting.

13) Drivers shall be responsible for the collection and fitting of the correct transponder in their car.

14) All competitors will drive from the designated position. Failure to comply will result in the loss of that race’s score.

15) Any car losing a wheel or tyre during a race must be removed from the track and have it replaced. Failure to comply will result in immediate disqualification from that race.

16) Any repairs to vehicles must be affected off the track.

17) Once a race has started, the changing of cells is strictly forbidden.

18) Transmitters must be switched off whilst not racing. External battery packs for radio transmitters are not allowed. Voltage supply to the transmitter may not exceed the manufacturer’s recommendations.

19) Protests must be in writing and must include a £10.00 fee. This fee is refunded if the protest is upheld. If a standard motor is protested and found to be legal then the value of the motor is reimbursed to its owner.

20) Only legal transmitter frequencies may be used and all equipment must conform to the current regulations.

21) All National meetings count towards the national Championship. A driver can drop their lowest national points scoring meeting. If a driver is to miss a national round that would count as their lowest national points scoring meeting.

22) There shall be a minimum of 10 minutes practice for each class being raced at the meeting. Practice shall be allocated either by Peg Board or by structured practice heats. The minimum time allowed between heats will be 3 minutes.

23) Trophies to be given out as soon as possible to allow people who have travelled a long way to start their journeys earlier.

24) Trophies will be awarded to 1st, 2nd & 3rd in the A final. At all meetings there shall be trophies for best blue, yellow & white roof grades and there will also be trophies for the top 3 juniors at every National, Open, Euros and Worlds meeting.  Race promoters may award trophies for Concourse and any other awards as they see fit. Trophies must be of reasonable quality.

25) At all national meetings the cars will be scrutineered by the BRCA official scrutineer or deputy or official club scrutineer before each heat and before & after finals. A scrutineering box and gauge to be made available for all BRCA meetings.

26) If a motor is changed, the scrutineer must approve it. Failure to get the motor approved will result in loss of any results whilst using the new motor.

27) Any body-shells entered in the concourse event must be run for the duration of the event

28) At the end of the meeting, all score sheets to be given to the BRCA points compiler who will check all results and be responsible for the distribution of the points tables.

29) The World Champion will have a gold roof, and may not be graded lower than Superstar for a four-year period after the title win. The National Senior Points Champion will have a silver roof, and cannot be graded lower than red for five years. The European Champion will have a red/yellow chequered roof and cannot be graded lower than red for two years. The British Open Champion will have a black/white chequered roof and cannot be graded lower than red for two years. The Ladies National Champion will have two 10mm pink stripes. The Junior World Champion will have a 10mm gold stripe. The Junior National Points Champion will have a 10mm silver stripe. The European Junior Champion will have a 10mm red/yellow stripe. The English Open winner shall have the flag of St. George on the roof. The Scottish Open winner will have the flag of St. Andrew on the roof. The Welsh Open winner shall have the flag of St. David on the roof. All open roof colours will only last for a twelve month period after the title win. All club champions or points champions shall have flashing lights or two gold stars and be recognised at national level. National grading will apply to all racers except those who have never raced at a national meeting before who will be allowed to start at their club grade. Only novices new to radio controlled racing may be graded as a white top roof. If a driver is a member of multiple clubs then their highest grade will apply at national level. A driver may not drop more than one grade through lack of attendance. A driver may not drop below yellow through lack of attendance.

30) There will be one Race Number list for 1/12th Stock cars. Drivers racing in the previous years’ series shall be able to keep their previous Race Number, provided they have registered with the Number Secretary by 28th February of the following year. If not registered by this date, previously used numbers can be applied for. All unused numbers to be issued on a first come basis.

31) National dates are to be finalised by 1st March.

32) The world champion has the option to display the number 1 on their car for however long they hold the championship title.

 

 

Stockcar Racing Rules

1) Heats and finals to be of 5 minute duration, except in the case of a large entry when races may be reduced to 4 minutes duration. Heats must be shuffled each round and a reasonable cross-section of roof grades must be present in each heat.

2) National meeting format, 5 minute races. 4 rounds with your best 3 rounds to count, commencing with white grades on the back straight opposite the start/finish line, then yellow a quarter lap down, blue grades a further quarter behind and so on, Top 7 go straight to the final, The next 9 cars go through to the consultation. The Top 2 from consultation race are promoted to make a 9 car final. Finals and consolations will start in qualifying order Minimum five, maximum nine cars in any one race. This applies at organizational stage only. A tie at any national meeting will be decided by the highest lap score of any round followed by the next highest etc.,then if still a tie, it will be decided on split times of the highest lap

3) Stockcars will race anticlockwise on an oval track.

4) The 1/12th Stockcar Worlds will be run biannually opposite the European event. I.e. the Worlds Championships will run on odd years and the European Championships will be run on even years.

5) National points format 10 points for a heat win, 9 points for 2nd, 8 points for 3rd, etc….

Final winner will score 30 points, 2nd 28points, 3rd 26points, 4th 25points, 5th 24 points, 6th 23 points, 7th 22 points, 8th 21 points and 9th 20 points. The Remaining 7 Drivers from the consoltation will be scored with additional heat points, 10, 9, 8 etc…

 

British Open Meeting Rules

 

  1. Dates for the British Open need to be in by the end of March. The committee will decide on which club will hold the British Open if multiple entries are received.
  2. Entry fee at the discretion of commitee
  3. Entries to be compiled via the club promoter or nominated club representative
  4. British Open meeting format, 5 minuet races. 4 rounds with your best 3 rounds to count, Top Qualifier straight to the final, The next 16 cars get split into 2 Semi’s, top 4 cars from each Semi are promoted to the Final.
  5. All Junior entries will be entered into the British Junior Final which will be ran after the Semi’s.

 

European Championship Meeting Rules

 

  1. The 1/12th Stock car European will be run biannually opposite the Stock car Worlds in all years ending with a even number.
  2. The European Championships will be run over 2 days/weekend
  3. Dates/location for the European Championships need to be in by the end of March
  4. Entry fee at the discretion of the promoter
  5. Entries to be compiled via the promoter or nominated representative
  6. Meeting format, 5 minuet races. Timed Practise on each day. 6 rounds, 3 rounds on Day 1 and 3 rounds on Day 2, best 3 rounds to count. The Top 16 cars get split into 2 Semi’s, top 4 cars from each Semi are promoted to the Final.
  7. The loosing cars from each semi have a Last Chance Consolation Race, where the winner is promoted to the back of the grid in the final to make it a 9 car final.
  8. All Junior entries will be entered into the European Championship Junior Final which will be ran after the Semi’s

 

World Championship Meeting Rules

 

  1. The 1/12th Stock car Worlds will be run biannually opposite the Stock car Euros in all years ending with a odd number.
  2. The World Championships will be run over 2 days/weekend
  3. Dates/location for the World Championships need to be in by the end of March
  4. Entry fee to at the discretion of the promoter
  5. Entries to be compiled via the promoter or nominated representative
  6. Meeting format, 5 minuet races. Timed Practise on each day. 6 rounds, 3 rounds on Day 1 and 3 rounds on Day 2, Best 3 rounds to count. The Top 32 cars get split into 4 quarters, The top 4 cars from each quarter are promoted to make 2, 8 car Semi’s, top 4 cars from each Semi are promoted to the Final.
  7. The loosing cars from each semi have a Last Chance Consolation Race, where the winner is promoted to the back of the grid in the final to make it a 9 car final.
  8. All Junior entries will be entered into the World Championship Junior Final which will be ran after the Semi’s.