Stop wasting money on aftermarket parts that fail. Invest in genuine Mercury Marine quality once – this DIAPHRAGM, FUEL PUMP W/GASKETS outlasts cheap alternatives by years.

Manufactured to strict Mercury Marine quality standards, this pump 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.

Aftermarket parts might save a few dollars upfront, but genuine Mercury Marine part 818043A1 saves you money long-term by lasting years instead of months. Factory precision means perfect fit — no modifications, no surprises.

Compatible Mercury Marine Engines

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)

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 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

40+ years of marine expertise. Great prices, quick delivery – your parts ship fast.