Quote: Originally Posted by
The Shadow 
When I said you were running leaner, I didn't nec mean you where too lean. What I ment is if you were already seeing say 3kr@5-6000 with 11.0 A/F (this could be any # 10-12 A/F) and then you open your dump which IS going to lean you out, prob .3-.5 A/F so now your 11.0 just changed to 11.3-11.5 A/F your kr will increase.
But that knock with the cutout closed is not consistant. One pull i could get no knock and while normal driving i can see .5-2kr. I understand what you are saying though. Shouldnt 11.3 AFR be safe though. I know when i was runnin the AFRs in the 10s it was the same way.
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