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Discussion Starter #1 (Edited)
I was wondering if I could use 87 and 104 plus to break in my cam? 12:1 open chamber heads cam is .624 int .646 exh lift dur 254 int 264 exh @ .05 tappet lift. I can get 91 too. Just don't have race gas avlable by the gallon close.
 

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my 466 with right at 13:1 was cranked up and run in on straight 93 ont he dyno, NO LOAD. took the 93 out and went to race fuel for the pulls.
 
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