The Ford Barn - View Single Post

Ol' Ron · 01-15-2019, 01:23 PM

charts are good, but can be misleading. The combustion chamber is much larger than just the head volume, like the head gasket, piston to head clearance, valve eye brows and a relief if you have one.. I add 15cc's to the head volume just for kicks. At least it's closer to reality.

01-15-2019, 01:23 PM	#16
Ol' Ron Senior Member Join Date: May 2010 Location: Chester Vt Posts: 8,860	Re: Weiand 8.75 Heads charts are good, but can be misleading. The combustion chamber is much larger than just the head volume, like the head gasket, piston to head clearance, valve eye brows and a relief if you have one.. I add 15cc's to the head volume just for kicks. At least it's closer to reality.