Mercury Fuel Pump Assembly, Low Pressure (MerCruiser) 861155A3

Mercury Fuel Pump Assembly, Low Pressure (MerCruiser) 861155A3 is a genuine Mercury/Quicksilver OEM replacement fuel pump designed for select MerCruiser sterndrive and inboard engines. This low-pressure boost pump supplies consistent fuel to the engine's fuel system, helping ensure reliable starting, smooth operation, and dependable engine performance.

Compatible with the following:

• MerCruiser 100 Vazer
• MerCruiser 4.3L & 4.3LX
• MerCruiser 5.0L & 5.0L MPI
• MerCruiser 5.7L
• MerCruiser Black Scorpion Ski
• MerCruiser Scorpion 350
• MerCruiser Scorpion 377
• MerCruiser MX 6.2L MPI
• MerCruiser MX 6.2L MPI Ski
• MerCruiser MX 6.2L MPI Horizon
• MerCruiser 496 Mag & HO
• MerCruiser 8.1S MPI & HO

This low-pressure fuel pump is designed as a direct OEM replacement for compatible applications. Manufactured to Mercury Marine specifications, it provides the proper fit and dependable fuel delivery needed to maintain engine performance and reliability.

Kit Includes:

• Low-pressure fuel pump
• Lead wires with multi-pin connector
• Fittings

Replacing a failing fuel pump can help resolve issues such as hard starting, fuel starvation, hesitation, and poor engine performance. Always verify compatibility using your engine serial number before ordering.

Quicksilver is Mercury Marine's official parts and accessories brand, offering the same OEM quality and fit as Mercury-branded components.

To Confirm Compatibility: Contact our team with your engine serial number at (727) 596-5929 before ordering.