428 fe with holley 850 jetting recommendations?

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#4 (permalink)

03-24-2022, 03:21 PM

S1965C

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Join Date: May 2020

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Posts: 93

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Normally you would square the jets if you block off the power valves. I'm thinking you are leaving power out of the car (on the secondaries) with an 80, and/or creating a high rpm lean condition.

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