Maintain peak Mercury Marine performance with this factory-engineered PLUG ASSEMBLY, (.500-13) Blue. Designed for precision installation and built to handle demanding marine environments season after season.

Engineered to Mercury’s rigorous OEM standards, this component ensures reliable operation across all engine RPM ranges. Part number 806608A02 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 806608A02 undergoes rigorous Mercury Marine quality testing that aftermarket manufacturers skip. The result? Reliable performance season after season.

Compatible Mercury Marine Engines

FITS: 3-350HP MERCRUISER, RACE STERNDRIVE

• Fits MERCRUISER, RACE STERNDRIVE 3-350HP engines
• Compatible with 8 different HP configurations
• Covers 24 serial number ranges
• Configurations: Outboard, Sterndrive
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

3HP Models

• 3HP OUTBOARD (Mercruiser)

102HP Models

• 102HP STERNDRIVE (Race Sterndrive)

107HP Models

• 107HP STERNDRIVE (Race Sterndrive): 0M957032-0M962885

110HP Models

• 110HP STERNDRIVE (Race Sterndrive)

120HP Models

• 120HP STERNDRIVE (Race Sterndrive): 0M956534-0M962885

135HP Models

• 135HP STERNDRIVE (Race Sterndrive)

165HP Models

• 165HP STERNDRIVE (Race Sterndrive)

350HP Models

• 350HP INBOARD (Mercruiser)
• 350HP MAG MPI (Mercruiser): 0W650000-1A299999, 1A300000-1A611927
• 350HP OUTBOARD (Mercruiser): 0W650000-1A299999, 1A300000-1A611927, 1A611928-1A623184, 1A300000-1A611927, 1A611928-1A623184

Looking for your Mercury engine serial number? Our helpful guide shows you exactly where serial numbers are located on different engines.

Verification & Support

Verify part 806608A02 works with your Mercury using our parts finder tool. Have questions? Reach out using the contact buttons at the bottom of this page — our team is here to help by text, call, or email

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