View Single Post
Old 10-22-2020, 11:51 AM   #6
David R.
Senior Member
 
Join Date: Aug 2016
Location: West Virginia
Posts: 430
Default Re: Differential Gear Ratio Determination

Sponsored Links (Register now to hide all advertisements)
Quote:
Originally Posted by Jim/GA View Post
If you don't want to roll the car forward (don't have space, etc.) you can jack up one wheel in the back, mark the tire, and count how many revolutions of the crankshaft it takes to make that one tire go around fully 2 times (not 1) with the transmission in High gear. Use the hand crank and have someone watch the tire while you crank (it is easier with all of the spark plugs out).
That is what I did on my AA
David R. is offline   Reply With Quote