Cars not complying with specification will not be permitted to race.

7. Scale.

7.1 Body and chassis must be an authentic 1/32nd representation of a BriSCA F1 stock car (F2 and Superstox allowed).

7.2 Bodywork.
Bodies must be strongly attached to chassis and have no sharp edges.

Body / Upper Chassis unit

7.3 Drivers forename, surname & number must be displayed on RH side of body.

7.4 All cars must be fitted with an aerofoil or roof-fin clearly displaying driver number.

7.5 A forward facing driver number - minimum 10mm high must be displayed for lap scoring. Numbers must be black on a white background or white on a black background.

7.6 Grade Colour. Aerofoil and /or roof must be painted in grade colour down to waistline.

7.7 Replica cars deviating from the above must be supported by an authentic photograph.

7.8 Upper Chassis.

Typical upper chassis frame

7.9 Stockcar Chassiswork (bumpers, main rails, nerf bars etc) to be constructed as a single rigid component in 16swg ( 1.6 mm ) material

7.10 Chassis to be attached to pan by hinging around the front axle and tethering at rear to allow 1.5mm max vertical float via a strong back hook.

7.11 Any other hinged or floating chassis sections, droparms, suspension or any mechanical device to enhance handling is not permitted.

7.12 Upper chassis must extend past all points of the lower chassis pan. (See Build Spec drawing)

8. Lower Chassis
8.1 All mechanical components must be from the 1/32 Parma RTR kit unmodified and be symmetrical about centre line.

8.2 Parma chassis pan width must be cut to between 28 & 35mm. The only modification allowed is: (a) 2 longitudinal 16 swg stiffeners soldered to top surface of pan, (b) short wire brace between motor bracket and pan or rear axle tabs.

8.3 Any ballast must be rigidly soldered or glued to the flat surface of the pan. (only lead ballast allowed).

Exploded view - all lower chassis parts

9. Motor

9.1 Standard Parma 16D. Current motor supplied is the Death Star.
NO MODIFICATIONS ALLOWED.

10. Gears

10.1 Parma RTR may be substituted for Parma 27t contrate & 7t pinion.

11. Tyres
Rear tyres – only control sponge tyred hubs from club stock allowed.
( New oversize tyres from Parma kit may be cut to club spec ).

12. Dimensions

12.1 Parma pan width 35 mm max

12.2 Overall length (car inc. guide) 135 mm max

12.3 Overall width 65 mm max

12.4 Cab height – Stox (from track) 42 mm min

12.5 Bumpers– contact point (from track) 13 mm at any point

12.6 Bumper width 54 mm min

12.7 Ground clearance at any point 1 mm min

12.8 Rear tyre width 12 mm

Rear tyres – only control tyres from club stock allowed.