Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 142Get this manual
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CYLINDER BLOCK AND CRANKCASE
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Loctite 271 (92-809820) Loctite PST Pipe Sealant (92-809822) 2-4-C With Teflon (92-825407A12) Cycle Oil (92-828000A12)