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RPM and MPH

This is a discussion on RPM and MPH within the Mechanical and Engine Tuning and Mods forums, part of the Tech Forums category; Approximately how many rpms will my stock 390 will be turning at 60 mph. 1966 Tbird with 215/75R15 tires. Thanks, ...

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  #1 (permalink)   IP: 98.231.39.75
Old 11-11-2014, 05:40 PM
 
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RPM and MPH

Approximately how many rpms will my stock 390 will be turning at 60 mph.
1966 Tbird with 215/75R15 tires.

Thanks,
John
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  #2 (permalink)   IP: 96.242.55.153
Old 11-11-2014, 06:01 PM
 
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With the 3.00 rear should be about 2,200. Should be calculators you can google also
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