Quote:
Originally Posted by grivera
Maybe a long shot but did installer forget to put anaerobic sealer between rear main and block?
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Great advice here. I've used anaerobic for years on rear mains in my Buick builds. I also use it between the 2 halves of the neoprene rear main seal that I use instead of the rope seal. I haven't had a rear main leak since I started doing it that way. Far superior to silicone.