My 2004 Cobra puts down 501 RWHP and 487 RWTQ with a ported blower, my questions is this!!!! The place that tune my car has my A/F Ratio at 12.3 and 21 degrees of timing,Is 12.3 Rich or lean?????? I'm thinkng it's rich....
Thanks
Thanks
sambandit said:Little bit on the lean side... Was that through a sniffer though or before the cats?
Gladiator said:joyrdyn where are you in IL???
sambandit said:Well, I definately wouldn't call 12.3 through the tail pipe conservative in anyway. The timing is a couple off of what you could run, so that part of it is safe/conservative. 11.5 at 21 degrees would be very safe and on the conservative side IMHO.