Originally Posted by alan roehrich
make it really easy. Make all the cars weigh 3200# plus 170# for the driver. I'd skip the "two types of cars" to keep it simple. Everyone gets one (4150 series) carburetor and 14"x32" tires. Five single carburetor classes, five indexes. Easier to factor and police.
A: 470 cubic inches maximum (440 minimum), canted valves, with a 1050 carburetor.
B: 420 cubic inches maximum (390 minimum), inline valve true wedge, with an 950 carburetor.
C: 360 cubic inches maximum (350 minimum), inline valve true wedge, with a 850 carburetor.
D: 305 cubic inches maximum (285 minimum), inline valve true wedge, with a 750 carburetor.
E: 300 cubic inch v6 (minimum 270), inline true wedge, 750 carburetor.
Cast iron oe supplied block, any oe supplied cylinder head, cast intake, steel connecting rods.
Nhra approved carburetors.
Clutchless transmission, maximum 5 forward speeds, 14"x32" tire, back half, fiberglass hood only, factory glass. For automatics, 150# weight break.
Pump for displacement, anything suspect comes apart. Any compression ratio, any valvetrain, any porting or polishing allowed.
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