regulations - The Drayton Manor Park MG Metro Cup

and/or lower wishbones part numbers MGF 403S (RH) & MGF 434S (LH)
and/or lower front suspension ball joints MGF 449S (RH) & MGF 448S (LH).
Class C (all) - It is permitted to fix shock absorbers to the rear suspension
in the vertical plane, one each side.
MG ZR 105/Rover 200/25 – Adjustable shock absorbers are permitted and
springs are free. Adjustable top suspension mounts are permitted. Either
ZR or R200/R25 front tie rods may be used (ZR give more castor angle).
5.8.2 PROHIBITED MODIFICATIONS
Wheel spacers are not permitted.
Coil over shock absorbers or shock absorbers with remote reservoirs are not
permitted.
Metro (all) - The front anti-roll bar must be a single unit. Rear anti-roll
bars may not be adjusted within the cockpit.
Modifications to the front hubs or front suspension ball joints are not
permitted, except where stated otherwise.
MG ZR 105/Rover 200/25 - Rear anti roll bars are prohibited for MG ZR
and Rover 25 (Some older Rover 200 models had less substantial rear sub
frames with rear anti roll bars which, if original, are permitted).
5.8.3 WHEELBASE/TRACK
The wheelbase and track is to remain standard, subject to agreed
modifications.
Metro (All) - The maximum negative camber allowed at the front is 3
degrees.
Class A (all) - Front castor and front tracking settings are free. Rear
camber and rear tracking settings must be within the standard production
tolerances.
Class B (all) and Class C (all) - Front castor, rear camber and front/rear
tracking settings are free.
MG ZR 105/Rover 200/25 - The maximum negative camber allowed at the
front is 2 degrees.
5.9 TRANSMISSIONS
These must be to the manufacturers standard production specifications, with
the following permitted/prohibited modifications.
5.9.1 PERMITTED MODIFICATIONS
Quick-shift gear changes are permitted.
Class A, Class B and Class C MG Metro (all) - A lightened steel flywheel
and an uprated clutch assembly are permitted.
Transmission bearings and bushes may be of any type or manufacturer. A
modified and relocated oil pick-up is permitted including a magnet. The
speedometer drive may be disconnected. It is permitted to modify the
shape of the gear lever. The gearbox lever assembly may be located within
the cockpit, however, the floor/bulkhead must always be a closed firewall. A
twin cross pin differential may be fitted. The clutch housing cover may be
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