Quote:
Originally Posted by Warrens69GMC
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Looks very much like it. In that case (and check my math) the piston would have a volume of 8.6cc
If that's the case, and I have the following inputs:
Bore 4.00
Stroke 3.48
Head chamber (new) 67cc
Valve reliefs 8.6cc
Gasket 0.015
Deck clearance 0.032
Then I get a SCR of 9.4 which is in the ballpark of what I'm shooting for with these new iron vortec heads. Am I overlooking anything?