whats the recommended gap for NGK TR55 on a stock WS6
07-19-2005, 09:28 AM
#5
was told by a local drag racer to set gap at .040 sometimes get correct advice from him.
what else could be causing this detonotion?
this other guy told me timing needs to be adjusted with a software tune up costing $250.
can a GM tech 2 tester adjust timing or do a tune up?
what else could be causing this detonotion?
this other guy told me timing needs to be adjusted with a software tune up costing $250.
can a GM tech 2 tester adjust timing or do a tune up?
