7mge inefficiencies

seth959ci · 10-22-2010, 04:45 PM

so will raising the CR to about 10:1 or 10.5 really give me much of a hp gain? or will a ported head result in a larger power increase?

10-22-2010, 04:45 PM	#15
seth959ci Intake Join Date: Apr 2010 Location: So. Indiana Posts: 31	so will raising the CR to about 10:1 or 10.5 really give me much of a hp gain? or will a ported head result in a larger power increase?