I found my heat riser was pinned open, I thought it I had it pinned closed. I made a plate to block the exhaust flow, but it's .128" thick. I think it may throw off my alignment at the intake, and leak.

Has anyone built the better mousetrap for this one?




'71 Chevy Shortbox 250ci
'99 Jeep TJ 242ci
Inliner #5787