CAR |
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Any 4
cylinder car or truck. |
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BODY |
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Body must be
strictly stock. |
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No
modifications except aftermarket nose OK. |
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One loop bar
with 2 bars to the rear. |
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All interiors
must be removed. |
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Must have
5-point racing belts. |
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Fire
extinguisher required. |
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Fenders may
be trimmed. |
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CHASSIS &
SUSPENSION |
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O.E.M.
suspension front and rear. |
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Stock shocks
and struts. |
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Must be in
stock location. |
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WEIGHT |
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Single cam
engine. 1 lb per cc after race. |
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D.O.H.C.
engines 2500 lbs after race. |
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ENGINE |
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Any 4
cylinder. No rotary. no turbo. |
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Engines must
be strictly stock. |
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No
hi-performance engine of any kind. |
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Engine must
be same type that came in that car. |
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Maximum
overbore is 0.60 +0.10 |
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Stock carb
only. |
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Fuel
injection OK. |
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DRIVE
TRAIN |
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Rear end must
be strictly stock for make and model. |
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Any gear. |
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Must have
stock transmission for make and model. |
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All gears
must work. |
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EXHAUST |
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Can run
economy header. |
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FUEL |
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Pump gas. |
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BRAKES |
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Stock factory
O.E.M. |
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All 4 wheels
must work. |
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WHEELS &
TIRES |
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8" steel
wheel. |
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Any DOT tire.
Must be no softer than .58 |
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