Banger Rules

RC Banger World Series construction rules:

1. Chassis

• It must be as per the standard 2mm Mardave ally chassis available in various anodised colours, hot rod chassis with rear lip, or the 3mm Kamtec/Large It/Tic ally chassis with the following limitations: –
• If left to the original kit length, the chassis must be used with a shell that is made to fit its size properly.
• Countersunk chassis and screw set may be used.
• Limousine chassis must be the same thickness as the alloy V12 (maximum 3mm) & must have the correct body shell to fit, maximum length for a Limousine chassis with body shell is 2 ½ ft.
• Any Limousine entered must represent a full counterpart.
• No GRP or Carbon chassis are permitted.
• Any sharp edges should be smoothed down out on the chassis.
• Rear extension plates are allowed, but should be no wider than the chassis and be no thicker than 3mm.
• No L shape extensions allowed
• No front extensions allowed

2. Top Decks

• Original Mardave alley top plate or GRP top plate maybe used, Kamtec or Large it ones are recommended
• Any top plate must not protrude any further forward than inline with the steering servo saver.
• The width of the top plate should not extend past the centreline of the wheels.
• Top plate must have a maximum 3mm thickness.
• No double decks.

3. Batteries

• Only 4 cell Sub C NiCads & ni-mh cells permitted.
• Matched or unmatched cells permitted.
• max 5000 Mah for heats and finals and max 3700 Mah for D/D.
• They must be covered in clear heat shrink or the manufacturers covering with identification clearly visible. Battery bars must be no wider than the battery.
• Only plastic or nylon battery retainers permitted no extra plates inside the car.

4. Speed controllers

• Mardave/Large It/K9 or Tamiya mechanical & resistor type speed controllers only.
• No Electronic Speedos (ESC).

5. Gears, Motor Pod & Axle

• 32dp pinion gears only. Pinions minimum.12tooth, max 18tooth.
• Only standard Mardave 50Tooth, 48Tooth & 46Tooth spur and the TIC 50Tooth gears to be used.
• Gear sleeves/clips are allowed on the Mardave gear arms.
• Derlin gears or Z Drives are not permitted.
• Standard Mardave or TIC axle can be used
• Ball races may only be used on the back axle.
• Standard Plastic Mardave or TIC motor pod only.
• No pod braces allowed or additional strengthening of the Motor pod.
• Any new release Gear, motor pod or axle hop up be agreed on by the rcBWS club reps before use

6. Wishbones, Steering arms & King Pins

• Steering arms can be standard or may be modified to the ball and link type.
• Wishbones are to be standard, either Mardave or TIC and must be hollow.
• No wishbone protectors or any other strengthening of wishbones.
• Front springs must be fitted.
• Only standard, hardened and stainless King pins allowed.
• No pipe to be fitted to kingpins.
• No adjustable kingpins to be fitted.
• No strut braces.
• Any new release wishbone, steering arm or king pin hop up be agreed on by the rcBWS club reps before use.

7. Inner Wings

• Kamtec inner wing kits only.
• Front Wings must be cut to replicate their full size counterpart.
• A small ABS bumper may be added to the front of the wings for realism, by using 2 small screws/bolts. These must be for decoration and not strengthening.
• Inner wings can be either body or chassis mounted.
• If it’s body mounted then use 2 bolts through the body and a self tapping screw each side to pull the sills into the bottom of the wing.
• If it’s chassis mounted then no more than four bolts to be used.
• No gluing of the wings
• Any new release inner wing kits to be agreed on by the rcBWS club reps before use.

8. Motors

• Mardave G1 & G2.
• Grapner 500 standard.
• Johnson 540 with plastic endbell.
• HPI Saturn 27T.
• Tamiya Mabuchi 540 Silver Can with black endbell.
• Hunter systems 27t.
• Ansmann clash 28t.
• Heat sinks can be fitted.
• Use of motor cleaning fluids and additives allowed.

9. Tyres

• Must be foam tyres.
• No tyre additives permitted.
• Any after market wheel must be of the same diameter as per Mardave V12, Kamtec, Contact Wheels, or TIC Bruno Wheels.
• Ball raced front wheels are not permitted.

10. Shells

• Windows must be completely removed as close to original car as possible.
• No window Gussets.
• Roping and gluing of pillars is permitted.
• No unsightly, rude or offensive slogans or gestures on the shells.
• Shells must be in line with the agreed shell list.
• The arches of shells can only be heated, if the shell is narrow, such as the Austin 1100. Excessive heating to slam the car is not permitted.
• There must be a 3mm gap between the shell and the floor

11. Body Mounts

• You may use 2, 3 or 4 body mounts, no more or less.
• These may be of any non-metallic material, not exceeding 10mm in width and must not protrude more than 10mm through the body shell.
• Mardave V10 style mounts may be used.
• Only 2 V10 mounts can be used to secure the shell to the chassis. If you are using V10 mounts at the Front and on the top plate, you must remove any rear V10 mount.
• If you are using front and rear V10 mounts, you can keep the bottom part of the V10 on the top plate, provided it is not used to secure the shell
• The bottom part of the V10 must not be doubled up
• If you use the V10, you can use all six mounting points, however may only use four clips/M3 nuts to secure the shell.
• You may use 4 M3 nuts, bolts and washers to secure the shell, rather than body clips.
• Body clips/M3 nuts must not be covered in tape or cable tied together to prevent them coming loose from the body mount.

12. Roof Fin

• The roof fin must be fitted to the roof of the car and must not have sharp edges.
• It must be plastic and no larger than the standard Kamtec roof fin.
• It must have the driver’s number clearly visible on both sides.
• It must not be mounted forward of the half way point on the roof.
• No mascots, dummies, cones or bolt on engines etc. on the outside of the body shell.

13. Shell Repairs

• You may use glue sticks, tape, cable ties, plastic/solvent weld with joining plates in conjunction with nuts & bolts as to their full size counterparts for REPAIRS only.
• The above repair methods are allowed anywhere on the INSIDE of the body shell only.
• Neither armouring allowed nor the use of mastic allowed.
• no double skinned body shells

14. Ride Height

• Scrutineers will have a 3mm clearance plate, which your vehicle must run freely over the top of, including the shell. Should it scrape in any way your vehicle will fail scrutineering.
• This is in the interest of protecting the race carpet from damage

15. Ballast and Weights

• Adding extra corner weights or ballast is not permitted.

16. Bumpers

• No internal or external bumpers permitted

17. Servo Savers

• Any type of servo saver permitted.
• A small piece of ABS is allowed behind the servo saver as a servo saver protector.

18. Roof Grades

• The only roof grades to be used on shells at BWS events, roof grade meetings and feature events, are the recognised ones which have been won at BWS clubs.
• It has been agreed that the TIC and Bicester gold roofs will be recognised at all club meetings held at the individual club concerned for the 2014 season. It can be used at other clubs, for their club meetings only, at that clubs race director’s discretion.

Destruction Derby Rules (Bangers Only)

Cars line up 2 abreast from the start line or Boot Lid against the wall.(race director to decide on the day)

The starter will start the race when all are ready

Any cars that come to rest in the corners or go over the barrier are out & cannot be returned to the race.

No repeated hitting of ‘dead cars’.

No waiting, hiding or playing dead or sand bagging.

Last car-running wins but must be capable of moving unaided.
Race Controllers decision is final!

DD championship
The last car running receives 10 points, 2
nd last car receives 5 points. In the event of two or more cars being stuck together (as last cars or 2nd last cars) the points will be shared for the relevant position.


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