Could a rich tune toast cats in days?
#11
Originally Posted by 1slowsilverado
COT- Off?
Trims in the 5-10% range across the board in a matter of a few minutes... WOT blast had one bank run leaner than 14.7:1 for a short period...
As a temporary fix, cranked fuel pressure up a half turn til he gets the new PCM from Jesse to combat the lean issue.
#12
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Joined: Oct 2003
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From: From Houma La. Living n Ellisville Miss.
both rich and lean can do this and if you run it to long like that it can cause you to melt #7 piston also if the ehx don't get out fast enough it will make the cyl temp raise and melt the piston so be careful
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