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budman k20 · 11-25-2013, 10:31 PM

How do you know the engine has 10:1 if you don't know anything about the heads? The two most important parts are the heads and cam. Since you have no info on them it would be nothing but a guess at best. The heads, Head gasket and deck height determine your static compression ratio.

11-25-2013, 10:31 PM	#2
budman k20 1972 K20 Join Date: Apr 2008 Location: Greenfield MN Posts: 360	Re: hp estrimate again. How do you know the engine has 10:1 if you don't know anything about the heads? The two most important parts are the heads and cam. Since you have no info on them it would be nothing but a guess at best. The heads, Head gasket and deck height determine your static compression ratio.