KENNEBELL2.6 Forum Member Sep 12, 2008 #1 What should the compression be on a 4.6 sohc non p.i. motor w/ p.i. heads. I think the compression ratio is 10.0:1 or 10.5:1 but I'm not sure. I'm just checking some things over before I put it away.
What should the compression be on a 4.6 sohc non p.i. motor w/ p.i. heads. I think the compression ratio is 10.0:1 or 10.5:1 but I'm not sure. I'm just checking some things over before I put it away.