Procharger ?

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09-01-2007, 06:06 PM

STALL UP

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Procharger ?

I hate to ask this because I use to have it bbut the search does not work. Do any of yall have the formula for finding out how fast you are spinning the blower. thanks phill

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09-02-2007, 11:37 AM

ChevyChad

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impeller RPM = engine RPM * pulley ratio * step up ratio

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09-02-2007, 12:33 PM

STALL UP

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Quote:

Originally Posted by ChevyChad

impeller RPM = engine RPM * pulley ratio * step up ratio

Are you sure that there is not more to the formula I thought you had to divide something in there. thanks Phill

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09-02-2007, 12:40 PM

ALLBOTTLE

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Quote:

Originally Posted by STALL UP

Are you sure that there is not more to the formula I thought you had to divide something in there. thanks Phill

that is the right formula.

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09-02-2007, 12:41 PM

Gauge

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Quote:

Originally Posted by STALL UP

Are you sure that there is not more to the formula I thought you had to divide something in there. thanks Phill

It sounds right to me. I'm not sure what would be divided. Perhaps the formula you saw before didn't have the pulley ratio but instead had pulley sizes, so you had to figure the pulley ratio in the equation (which would require division).