Take control of your Mercury maintenance with this genuine GASKET, Reed Block. Straightforward replacement that delivers factory results without shop labor costs.

Factory-built to exact Mercury Marine specifications, this gasket ensures reliable operation across all engine RPM ranges. Part number 812868 is manufactured to exact Mercury Marine factory specifications for precision installation and optimal performance. Constructed from premium marine-grade materials designed to withstand harsh saltwater and freshwater environments.

Factory parts exist for a reason — they work. Part 812868 undergoes rigorous Mercury Marine quality testing that aftermarket manufacturers skip. The result? Reliable performance season after season.

Compatible Mercury Marine Engines

FITS: 30-40HP MARINER, MERCURY

• Fits MARINER, MERCURY 30-40HP engines
• Compatible HP: 30HP, 40HP
• Covers 24 serial number ranges
• Configurations: Jet Drive, Outboard
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

30HP Models

• 30HP JET (Mariner): 0G590000-0G760299, 0G760300-0T408999, 0P017000-0P153499, 9973100-0P016999
• 30HP JET (Mercury): 0G590000-0G760299, 0G760300-0T408999, 0P017000-0P153499, 9973100-0P016999

40HP Models

• 40HP JET (Mariner): 0P094500-0P325499, 0T178500-0T979999
• 40HP JET (Mercury): 0P094500-0P325499
• 40HP OUTBOARD (Mariner): 0G590000-0G760299, 0G760300-0T979999, 0P017000-0P325499, 9973100-0P016999
• 40HP OUTBOARD (Mercury): 0G590000-0G760299, 0G760300-0T979999, 0P017000-0P325499, 0T980000-0T999999, 9973100-0P016999

Not sure where to find your engine’s serial number? View our quick reference guide to locate it on your Mercury Marine engine.

Verification & Support

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