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Old 11-03-2014, 06:22 PM   #1
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Join Date: Dec 2006
Location: shoreham, ny
Posts: 1,619
Safe afr's and timing ?

My car is a 3.4. I am running 12.8-13.0 afr and 22degrees of timing above 6krpm. What is safe and what is normal and what is the best performance. Thanks in advance.
996 3.4 engine with 2.7 986 5speed transmission
Ebay Headers, Fabspeed high flow cats, JIC Cross, IPD Plenum, H&R Coilovers, B&M Short Shifter, AEM Uego Gauge Type Analog, Apexi S-AFC Select, 987 air box, Litronics, 2000 Tails and side markers, painted center console, 18" 987 S-Wheels, GT3 Front bumper with splitter.
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