Driven by Gears
Newbie
So i have a 1995 c1500 5.7L TBI with a mild rv cam what do you need to set the timing at with the cam i cannot find the cam card anywere do you still do factory zero? or do you need to advance the timing?
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thanks 4 replyStart at zero, if you can't tune the PCM you can fool it a little by advancing the initial timing. Just watch out for Spark Knock (detonation). You can pull the spark plugs and look at them to confirm knock.
https://www.dynamicefi.com/SparkPlug.php