Extend your Mercury engine’s life with this premium OEM **DIAPHRAGM, FUEL PUMP W/GASKETS**. Factory-engineered for durability in harsh marine conditions that destroy inferior parts.

Precision-engineered for Mercury outboards, this water pump assembly ensures reliable operation across all engine RPM ranges. Part number 818043A1 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.

Don’t risk your Mercury engine with untested aftermarket copies. OEM part 818043A1 is manufactured to Mercury Marine’s exact specifications, ensuring compatibility and performance that inferior alternatives simply can’t match.

FITS: 10HP CHRYSLER

• Fits CHRYSLER 10HP engines
• Compatible HP: 10HP
• Covers 24 serial number ranges
• Configurations: Outboard
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

10HP Models

• 10HP OUTBOARD (Chrysler)

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

Verify part 818043A1 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.

Family-owned business serving boaters for over 40 years. Fast shipping on discount-priced genuine Mercury parts – most orders ship same day.