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Old 02-09-2016, 03:35 PM   #20
Wasted Income
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Join Date: May 2002
Location: Mackinaw, IL
Posts: 2,200
Re: Conversion to positraction

Quote:
Originally Posted by davepl View Post
I got my install gratis because I was having it rebuilt at the time, and it didn't cost any extra to install the locker (TrueTrac, actually, the helical locker kind). My bearing races were spinning in the assembly, so it had to be machined. Good thing I took it apart I guess!

Are these the same as the car 12-bolt where you shim them left and right in order to get the backlash right? I've done the dial indicator (and depth mic) but never set up a truck one.

Do you need to do the contact paint also? I've done all three (dial, depth, contact) hoping to catch any error I might make, but never had much luck with the contact paint. Maybe it's a special paint?
Yes, they are the same as a car 12 bolt as far as setup goes. Shims to set backlash and preload, and paint for pinion depth / contact pattern.
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