My cousins 72 dart has a stock rebuilt 318 (only 8.1-8.5 comp) with a crane 272 single pattern cam (216 @.050 and .454 lift 110 lobe seperation),peformer intake,600 holley and cheap headers with 2.5 exhaust,summit mufflers and h-pipe.The car is full weight and has a 904,mild stall,and 3.23 gears...