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Re: Late 1990's GM 3.1/3.4L Intake gasket sealer to use
Posted to Technical Discussion Forum on 6/12/2019

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1986 BMW had external oil leaks on some inline 6 cyl heads. Bulletins stated to clean surfaces bone-dry and and apply Dirko to head and block joint and let dry overnight. Low and behold, the leak sto... Login to read more.