Originally Posted by
TeamCarnage
I'd check with Uriah. I haven't heard of anyone doing that in a while. It changes the timing,,correct?
I did find these.
http://www.novarossi.us/products/head-shims. The kits part I was wondering about. The boat guys might do some timing changes.
Uriah got back with me. He said in a pinch I could modifiy a .21 button shim to fit.