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Procharger RPM

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Old 08-10-2006, 06:06 AM
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Default Procharger RPM

How do I find out how fast i am spinning my blower? I have a stock ATI crank pulley and a 3.00 blower pully and shift at 6200rpm on a p1sc-1.
Old 08-10-2006, 06:39 AM
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max RPM x crank pulley diameter x blower step up ratio/ blower pulley diameter= blower impeller speed.
Old 08-10-2006, 06:47 AM
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How many pounds of boost do you get with that pulley? Also do you see any signs of belt slippage?
Old 08-10-2006, 10:22 AM
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Originally Posted by Urban Legend
How many pounds of boost do you get with that pulley? Also do you see any signs of belt slippage?
No signs of belt slippage and about 8-9 psi at 6200 before the fmic was installed, I have not ran it hard since the install. what size pulley's are you running/ psi /rpm?

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Old 08-10-2006, 12:15 PM
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Originally Posted by STALL UP
No signs of belt slippage and about 8-9 psi at 6200 before the fmic was installed, I have not ran it hard since the install. what size pulley's are you running/ psi /rpm?
Crank pulley 7.25 sdce, 3.4 sc pulley, 10 psi, 6700 rpm.



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