I would have spent more money on getting good suspensions and rearends under my cars.
Experimenting with 8 3/4 rears and Superstock springs was an exercise in wallet lightening and not much else.
'63 Dodge 330 11.19 @ 121 mph Pump gas, n/a, through the mufflers on street tires with 3.54's. 3,600 lbs. 10.01 @ 133mph with a 250 shot of nitrous an a splash of race gas. 1.36 60 ft. 3,700 lbs.
