Quote:
Originally Posted by S.J.SLEEPER
GM sells thread sealant with PTFE, use that for any holes where coolant/oil may pass into.
and if running high c/r or hittin it with the juice, recommend quality trimetal gaskets like cometics, or a high line felpro
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Or just impy gaskets like all other H/C LT1s...
I think the cometics require a certain RA on the heads/block surfaces no?