RPM calculator
September 22nd, 2015, 06:18 AM
#1
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Join Date: Nov 2009
Location: Red Oak, Texas
Posts: 2,999
RPM calculator
I have done a search but haven't found the formula for calculating the engine rpm when the gear ratio, MPH, and tire diameter is known. I'm getting too old to remember the formula constants to do this. Any help?
September 22nd, 2015, 06:36 AM
#3
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Join Date: Oct 2009
Location: Poteau, Ok
Posts: 41,053
Just in case, I use this one:
http://www.angelfire.com/fl/procrastination/rear.html
http://www.angelfire.com/fl/procrastination/rear.html
September 22nd, 2015, 07:13 AM
#5
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Join Date: Oct 2009
Location: Poteau, Ok
Posts: 41,053
Here is a page that another member, wr1970, provided for useful calculators also.
http://www.wallaceracing.com/Calculators.htm
http://www.wallaceracing.com/Calculators.htm
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