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Old 02-29-2016   #5
Paul Workman
 
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Join Date: Nov 2007
Location: Squires (near Ava MO in the Mark Twain N'tl Forest) - Missouri
Posts: 6,466
Default Re: Cam Cover R&R Questions (Refresher)

Quote:
Originally Posted by A26B View Post
Using the correct sealant is critical. It must be "non-shimming." If it does not meet this specification it could inadvertently increase the camshaft journal bearing clearance.

http://www.jerrysgaskets.com/permabo...-sealant-13b4/

GM specifies PermaBond A136. Permabond quit making this product a few years ago, but we were able to get them to produce it again. Be careful about pseudo-products like "Perma-Lok" etc. We provide Permabond to the most well known LT5 engine builders and others.

Loctite 518 was used before Permabond A136 became available.
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