Posted by Chewie [207.199.226.9] on Saturday, December 31, 2011 at 20:19:31 :
In Reply to: paul, please check my math posted by dan m [108.39.155.138] on Saturday, December 31, 2011 at 17:04:40 :
336/40"=8.4, so
4.89*.73*8.4*60=1799.1288
Rear*Gear*Tire*Speed=RPM