Power loss with cut out open??

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Oct 18, 2011 | 07:36 PM

#61

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From: Ozark,MO

Quote:

Originally Posted by karpetcm

It cant be the cut out and has to be the tune, maybe fuel. Maybe running too lean but not that lean were your missing 77hp. Might be a combination of 2 things. I have a cut out and id hate to think i would lose power by opening it.

Once it was re-tuned for the cut-out being open and almost identical AFR and identical timing.. There was a net loss of 38hp with the cut-out open.
We closed it back and the HP went right back up.
It was definitely from the cut-out.