Ign timing w compression and pump gas
Thread Starter
Staging Lane
Joined: Aug 2011
Posts: 79
Likes: 1
From: Skiatook Lake
Ign timing w compression and pump gas A friend told me I should only use 20* timing. I tried it vs. The 27 I had before and it seems to like it. I'm pump gas 421 " with about 12.5 or so comp.