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Old 07-31-2025, 10:30 AM   #75
JSH


 
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Drives: '20 ZLE
Join Date: Jun 2020
Location: Mile High
Posts: 4,195
Quote:
Originally Posted by KingLT1 View Post
That was likely causing issues with afr reporting.
Yeah, I had that happen on my mountain motor. Add the gasket and header issues to all the popping noises and blowing coolant out the tail pipes, and it still made 1147. Should have taken it apart six months ago.
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2020 ZL1LE A10.
LME LT4 390 short block, LME CID Heads, Kong E2650, FBO.
15" conversion, MT ET Street R 325/15.
100 octane: 1045hp/1055tq.
100 octane + Meth (1x10+): 1117 hp/1067 tq
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