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5(8) SUSPENSION:

1. PERMITTED MODIFICATIONS:

FRONT All Groups - Must use standard steering rack, arms, stub-axles, suspension pick up points.

Group A - No restrictions to further modifications

Group B - As standard, except coil spring rates and length free. Pivot bush material and top trunnion free.

Lever arm shock absorbers must be used, with single or double arm as top wishbone. Additional telescopic front shock absorber may be used with additional top link to triangulate single arm shock.

Group C - As standard except coil spring rates & length free. Pivot bush material free. Top trunnion free. Damper rate free. No additional links permitted.

REAR Group A - No restrictions but must use original axle casing

Group B - Must retain original multi-leaf quarter/half elliptic springs but rate free. Dampers free.

No restrictions on additional links to locate rear axle. Must use original axle casing.

2. PROHIBITED MODIFICATIONS:

Group C - No front telescopic shock absorbers. No alteration to basic design. No additional brackets or links or other fittings/panhard rods/ anti-tramp bars.

Group B – Fabricated front top wishbone replacing lever arm shock absorber.

3. WHEELBASE/TRACK:

WHEELBASE: All Classes - To be as original. i.e. 80 inches.

TRACK: Group A - free. Group B - Max. 50 ins. Group C - Max. 47 ins.

5(9) TRANSMISSIONS:

1. PERMITTED MODIFICATIONS: Group A - Locked Differential.

All Groups - Rear axle ratios free/Competition half-shafts allowed

2.PROHIBITED MODIFICATIONS:

Groups B & C - Limited slip differentials.

3. TRANSMISSIONS & DRIVE RATIOS

All Groups - Original equipment type gearbox casing/number gear ratios must be retained.

Groups A & B - Close ratio gears allowed & Clutch free.

5(10) ELECTRIC’S:

1. EXTERIOR LIGHTING: All Groups - Must be fitted with operable standard 7 inch headlamp/bezel, standard tail lamp lens/bezel.

2. REAR FOG LIGHT: See Yearbook

3. BATTERIES: Position & Type free

4. GENERATORS: Group C - Connected and charging

5(11) BRAKES:

1.PERMITTED MODIFICATIONS:

All Groups - Servos allowed.

Group A- Free.

Group B- Front disc/Rear drum only

Group C- Competition pads, Aeroquip hoses. Brake cooling ducts using only existing panel apertures

e.g. sidelamp holes.

2. PROHIBITED MODIFICATIONS:

Group C - Larger Disc/calliper/drums or aluminium drums. Bias valves

Page No 15 of 18- Issue No 3 – 9.12.10

Published by Midget Competition Group – MG MIDGET CHALLENGE-2011

www.mgmidgetchallenge.co.uk

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