I know its been asked several times

kwnate · 04-24-2009, 03:35 PM

An exhaust on a NA is not going to net 20hp. .020 overbore is not going to make any noticable difference in power. It will probably feel faster due to the old motor being old and worn out.

04-24-2009, 03:35 PM	#7
kwnate SP58GT Join Date: Jul 2005 Location: USA Posts: 633	An exhaust on a NA is not going to net 20hp. .020 overbore is not going to make any noticable difference in power. It will probably feel faster due to the old motor being old and worn out. __________________ Nate