whats timing set at for pump gas

snzuloz

not so senior member
Joined
May 30, 2006
can anybody tell me what timing they are running for pump gas and approx. 14-15 lbs boost on the street. have stock block,212-212 cam,pt-70 turbo, front mount, champion aluminum heads etc etc. just installed big stuff 3, and want to get an idea of max timing and boost levels at that timing. premium ranges from 92-94 octane. race gas setting would also help,thanks
 
THe best thing to do is see where it knocks at the highest timing your can run then scale it back a few degrees from there. knock usually occurs in 3rd so if it doesn;t knock in 3rd it won;t knock in the other gears most likely. I would say at 15 psi your would be safe with 24 degrees timing on that fuel and at 20 psi about 18 degrees is safe.
 
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