Experiencing engine hesitation or reduced power? This authentic Mercury Marine GASKET, Induction Manifold solves the problem with factory precision – no guessing, no compromises.

Manufactured to strict Mercury Marine quality standards, this gasket ensures reliable operation across all engine RPM ranges. Part number 812869 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.

Cut-rate alternatives might look similar, but they’re not engineered to Mercury’s exacting standards. Part 812869 delivers consistent performance because it’s built right — the same way Mercury does it at the factory.

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

Don’t know where your serial number is? Our quick reference guide shows exactly where to find it on Mercury Marine engines.

Verification & Support

Want to verify compatibility for part 812869? Use our parts finder tool for instant confirmation. Still have questions? No problem – use the contact buttons at the bottom of this page to reach us by text, call, or email

Serving boaters for over 40 years. Great prices, quick delivery – your parts ship fast.