Quote:
Originally Posted by SAM/CH ZR-1
Did anybody ever try cams with a 255 duration and a 0.500 lift?
Sam
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Yes, that's what's in my 427. Not big enough. I need +20 degrees, and +.030" lift to breathe >7000 rpm. BUT, that's with a 4" stroke. Your mileage may vary. What stroke are you running, and what rpm do you want to make peak power?