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Optimum RPM / spin rate for FS10 vs Seltec?

lasitter on Thu May 20, 2010 9:57 AM User is offlineView users profile

Year: 1996
Make: Ford
Model: F150
Engine Size: 4.9L
Country of Origin: United States

What are the most efficient speeds for these compressors, and what would be the typical under / overdrive ratio for my engine if all the pulleys were stock?

TRB on Thu May 20, 2010 11:58 AM User is offlineView users profile

Not sure on the performance data on the FS10 other than they fail a lot compared to the Seltec.

Seltec:



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lasitter on Thu May 20, 2010 12:24 PM User is offlineView users profile

So if I read this chart right, 1500 rpm costs 2hp and delivers almost 10000 btu? How do I figure over/under drive of compressor pulley vs engine pulley?

HECAT on Fri May 21, 2010 9:54 AM User is offline

(drive pulley dia. / driven pulley dia.) x drive rpm = driven rpm

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