whats the easiest way to tell what gear ratio is in a rear end. i saw someone do it wiith the cover off and counted the ring gears and then the pinion,did some quick math and within a minute or so,,"its a 3:73". theres gotta be a simple way to do it..............
thanks all,Marty

Marty
'54 Panel and '54 5 Window Pick up, in the Gallery
'52 Suburban