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Justin00Stang · 08-07-2008, 05:09 PM

When I tune it I will put two widebands directly into each bank of the exhaust and properly measure a/f.

Your a/f actually looks to be way too lean for a blower car. It looks to be 13:1 if their wideband is working right, it should be 12:1 or richer at high RPM.

08-07-2008, 05:09 PM	#2
Justin00Stang 2nd Gear Member Join Date: Sep 2006 Location: Orlando/Daytona Area, FL Posts: 285	RE: Dyno Chart Help! When I tune it I will put two widebands directly into each bank of the exhaust and properly measure a/f. Your a/f actually looks to be way too lean for a blower car. It looks to be 13:1 if their wideband is working right, it should be 12:1 or richer at high RPM. __________________ Justin Starkey-VMP Tuning-Custom SCT Tuning for your Mustang GT 4.6L 4.0L 3.8L 2007 Shelby GT500 697RWHP/702RWTQ 2006 Mustang 4.0 395RWHP 12.5@110, wife's car 2000 Mustang 3.8 TT 450RWHP, 10.9@127 2006 F250