First off, the 402, is just a 396, bored .030 over. The HP rating will be aroun d 300, to 325. It is a torque motor, more than a horsepower motor.
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∙ 13y agohow much horse power does a stock chevy 350 have ?
find a good big block Chevy engine and install it.
496 Cubic Inch Big Block v-8 340HP 460 Lb-ft Torque
Timing to high / advanced to far. Idling to fast. This can cause that problem.
I think it is around 160
303 HP
375
170hp
200
The 400 Chevy small block motor should have approximately 390 horse power. It should have 427 foot pounds of torque.
Need to know the year of engine, and what it is in. NEUTZ.
i would use a Chevy 560 horse power big block engine with some nitrous and brand new intakes. and get a nice transmission