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

Manufactured to strict Mercury Marine quality standards, this component ensures reliable operation across all engine RPM ranges. Part number 64871 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 64871 delivers consistent performance because it’s built right — the same way Mercury does it at the factory.

Compatible Mercury Marine Engines

FITS: 100-115HP MARINER, MERCURY (DFI)

• Fits MARINER, MERCURY 100-115HP engines
• Compatible HP: 100HP, 115HP
• Model types: DFI
• Covers 24 serial number ranges
• Configurations: Outboard
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

100HP Models

• 100HP OUTBOARD (Mariner): 0D283222-0G760299, 0G760300-0G965520, 0P017000-0P058999, 9793577-0P016999
• 100HP OUTBOARD (Mercury): 0D283222-0G760299, 0G760300-0G965520, 0P017000-0P058999, 9793577-0P016999

115HP Models

• 115HP DFI (Mariner): 0T980000-1B226999
• 115HP DFI (Mercury): 0T801000-1B226999
• 115HP OUTBOARD (Mariner): 0D283222-0G760299, 0G760300-0T979999, 0P017000-0P325499, 0T980000-0T999999, 9793577-0P016999
• 115HP OUTBOARD (Mercury): 0D283222-0G760299, 0G760300-0T979999, 0P017000-0P325499, 0T980000-0T999999, 9793577-0P016999

Need help finding your serial number? Check our serial number location guide for step-by-step instructions on locating it on your Mercury engine.

Verification & Support

Want to verify compatibility for part 64871? 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

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