PRC 227's and MS4 Graph Added
480HP/409TQ at Speed Inc today with a temp of 99Deg at dyno time. I'm happy
Last edited by CNTLSE 1; Jun 10, 2011 at 10:34 PM.
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SAMER-I believe he said speed inc dyno days so it's a dyno jet. if it were a mustang dyno he may of lost 15-20hp.





