Crack in the header equals possible air in the exhaust in front of the O2 sensor which leads to a rich mixture. I had a mis once and made my muffler hot enough to discolor the muffler.
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Re: Need assistance Elgin, Illinois
Crack in the header equals possible air in the exhaust in front of the O2 sensor which leads to a rich mixture. I had a mis once and made my muffler hot enough to discolor the muffler.
230 hp 4.3L Chevy
Built 4L60E with manual lockout
Atlas 4 speed
Griffin radiator
On board air
Warn 9.5ti on custom bumper
7.5" RE front and bastard pack rear on custom long arms
30 gal gas tank
lockers
And a bunch of other stuff
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