Originally Posted by lg1969
don't rev the motor so high. next time
wasnt hammering down on it but just enough to trash a crystalized spring. This 64 vette had been sitting for years. I put a starter on it , cleaned the tank, done a lot to it but never checked the springs. Turns out they all have crystalized. Just a matter of time before another broke.
its a 400 bored .30
502 lift @.05
trick flow 67cc heads
forged steel 350 crank and rods
balanced and blueprinted , 4 speed muncie. I know a 502 lift isnt as high as it could be but with crystalized springs , they gonna break, but thanks for the input.