Hotrod
Construction Rules

1) Cars to be 1/12th scale Mardave V12 series chassis with any commercially

available body shell.

2) Any make of servo saver may be used on the steering servo.

3) Any make of track rod or ends may be used.

4) The tyres may be changed from the original kit tyres

5) ABS body shells are allowed, all windows must be cut out or clearly

defined. Polycarbonate body shells are allowed, windows must remain clear, not

tinted or maybe cut out.

6) Ball races allowed on rear axle only. Rear axle and spur gear must remain

as kit.

7) Chassis and front and rear wheel carriers and suspension springs to be as

kit. Countersunk screws must not be used on the underside of chassis.

8) Any commercially available speed controller may be used, must have reverse

fitted and working. Mechanical to have a maximum retail price of £30, Electronic

£60. Receiver battery packs are allowed.

9) Only nine extra holes (max. 3mm) may be drilled in the chassis, two holes

must be used for mounting the steering servo, two holes to be used for mounting

an on/off switch, and one hole to mount the aerial tube, and a max of four holes

for alternative battery mounting, if any of these items are not used, then the

holes must not be drilled. Any holes drilled and not used must be filled.

Chassis top mounting plate may be changed, altered or removed.

10) The motor may be fitted to either side of the chassis, providing that

there is no modification or alteration to the chassis or mounting blocks.

11) External front and rear bumpers are not allowed.

12) Min 20mm. Max 26mm width of tyres and Max 60mm diameter no Min diameter

of tyres, but the tyre must cover the wheel. Any foam tyre compound allowed. A

minimum ground clearance of 3mm.

13) Cells will be provided prior to every race.

14) Motors must be Mabuchi RS540SH or the V14 only and must remain unopened.

External motor bearings or fine pitch gears are not allowed. No physical

internal alterations to the motor brushes or cranking the com. Any one found

doing so will be banned for one season.