Reply To: Use Extra Sealant on Sierra Head Gasket for 1957 OMC motor – Yes or No?

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July 13, 2019 at 12:45 pm #178787
frankr
Participant

    I’m a fan of the OMC Sealant UNLESS the new gasket is pre-coated. Yes, the recommendation changed from dry to OMC sealant somewhere down through the years because the sealant way was better. Better is gooder