Nycfd Posted December 12, 2012 Report Share Posted December 12, 2012 My 4mil read 210 psi in both cylinders last I checked. Used a brand new gauge from sears. I guess I should believe it? Quote Link to comment Share on other sites More sharing options...
Handyman Posted December 13, 2012 Report Share Posted December 13, 2012 I run 174psi in my cheetah PV motor...that is with 21cc domes... i also have 17cc domes to bump the compression... Quote Link to comment Share on other sites More sharing options...
Paulie B Posted December 13, 2012 Author Report Share Posted December 13, 2012 I run 174psi in my cheetah PV motor...that is with 21cc domes... i also have 17cc domes to bump the compression... Nice motor bro I would love to have a 421 PV. Quote Link to comment Share on other sites More sharing options...
spurdy Posted December 17, 2012 Report Share Posted December 17, 2012 My duner came back from HJR at 235psi. Didn't ride it much at that comp. Had domes recut to run at 185 psi. Been there for 3 seasons, going on four. SP Quote Link to comment Share on other sites More sharing options...
coryv4 Posted December 17, 2012 Report Share Posted December 17, 2012 yrsfos not full of shit at all green my comp tester read 198psi in one and 197 in the other. Quote Link to comment Share on other sites More sharing options...
possum Posted December 17, 2012 Report Share Posted December 17, 2012 My duner came back from HJR at 235psi. Didn't ride it much at that comp. Had domes recut to run at 185 psi. Been there for 3 seasons, going on four. SP wow at 235 Quote Link to comment Share on other sites More sharing options...
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