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Old 08-25-2012, 09:51 AM   #10
Nitroman28

 
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Drives: 2010 Camaro SS 416/4L80
Join Date: Oct 2010
Location: Arkansas
Posts: 1,835
Quote:
Originally Posted by etmx183 View Post
You can use the original bolts over again BUT grind a small bit off of the end of the bolts. New bolts are recommended due to the stretch of the bolt hitting the bottom of the torque convertor cover. This will cause a dimpling of the and affecting the lockup clutch in the convertor from having a flat surface to grab onto. This will cause premature convertor clutch failure and debris contamination into your transmission. A single drop of red loctite should do the trick.

This from ATRA website.
Never use an impact gun to install torque converter bolts. Driving a bolt into the converter cover will create a dimple on the lockup apply surface.

Lockup clutch failure will occur when the lockup piston applies against an uneven surface. Grinding off one thread length from all lockup converter bolts is recommended to avert this type of failure.

Take it that's about the stock converter? The stall is smaller and the bolt holes are on the outside of the converter.

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