416 with flat top diamond piston how much compression can I get by cutting the heads down using 6077 eddys 039 gasket can I get it up to 12.-1 comp by cutting the heads down to 60 cc
My heads are 62cc and Im zero deck using a .051 gasket with a diamond flat top and I'm 11:7. So yeah your gonna be in the ball park. I have a 4.100" bore 4.00" stroke.