OK, your tire size gives you a revs per mile of 777 which is the wheel RPM at 60 mph. If you have 3.73 gears in the rear end your engine will be turning 777 x 3.73 which is 2898 RPM. That is why I was surprized at your stated RPM.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!