Thread: Power Valve Sizing
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Old 09-05-2008, 03:32 PM
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Location: Williamsport, PA
Cobra Make, Engine: Kellison Stallion 468 FE
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rule of thumb is to divide vacuum by two, and if in between sizes round up.
so 12 in of vac is a 6.0 so a 6.5 sounds right is there some sort of drivability
problem that is leading you to question the power valve?

Fred
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