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Old 01-24-2020, 01:10 PM   #10
truckster
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Join Date: Jan 2001
Location: Orem, Utah
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Re: 5.7 vortec rebuild ?? will non vortec heads work ?

The question for me wouldn't be compression ratio, as that can be manipulated by changing several factors. The question is flow. I know the OP has a lot of work into those heads; how would they flow as compared to Vortec heads?
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