RPM's
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Junior Member
Joined: May 2008
Posts: 14
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From: Bessemer City NC
Car: 1991 RS
Engine: 305
RPM's
Does anyone have a chart or know what the rpm's are at normal speeds,(above say, 45mph) example 65mph=3500 etc etc or where to look. Engine size, 305 TBI Thanks
Senior Member
iTrader: (1)
Joined: Dec 2006
Posts: 998
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From: Bedford Tx
Car: 1991 Z28 1LE
Engine: 370CID GenIII
Transmission: 4l60e
Axle/Gears: 4.33 Moser 9inch
Re: RPM's
it will change depending on your rear gear ratio, your transmission gear, and tire size here is a nice lil calculator....http://golenengineservice.com/calc/calcmph.htm
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