390 RPM's
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From: St. Libory
390 RPM's
Does anyone know what kind of RPM's a 390 with a C6 and a D60 3.54 on 31x10.5 tires would be runnin at about 65? (It's in a '69 F-250 if that makes any difference) I know there is some long formula because i read it once but I was too young to care and forgot it
Thanks in advance!!!
Thanks in advance!!!
Last edited by jseim44; May 4, 2004 at 09:10 PM.
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From: SANDIEGO
www.cvsr.net and go into the games and go to gear heads. this will give you the exact speed and rpm. but you need you tranny gear ratios
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Fordman but he's running 3.54s
why didnt you want to see 666 for your # of posts
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