8M0103288 Aftermarket Mercury Fuel Pump 150HP & 400HP Engines | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket replacement High-Pressure EFI Fuel Pump - Replaces Part Number: 8M0103288

New aftermarket high-pressure electric EFI fuel pump replacing 8M0103288. It is configured for 150HP FourStroke applications specifying 8M0103288, 400R/400HP high-performance outboards where the same pump reference is specified. The exact engine model, serial range, fuel pressure and connection layout must match the original installation.

⚙️ Key Features

• Direct replacement for the 8M0103288 service family

• Designed for Mercury EFI four-stroke and high-performance outboards

• EFI high-pressure electric-pump construction

• Designed for vapour-separator, VST or cooled fuel-module installation

• Confirm the engine serial, pump pressure and port orientation before installation

🧰 Kit / Assembly Contents

• 1 × Complete electric fuel-pump assembly/cartridge - Part Number: 8M0103288

• 1 × Integrated electrical connector or terminals

• 1 × Inlet screen/strainer - supplied where included by the selected manufacturer

• Seals, module O-rings and mounting hardware are renewed separately unless included

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 8M0103288 (Mercury OEM reference)

OEM / Related Numbers:

• 8M0103288

Aftermarket / Verified Equivalents:

• Recmar: REC8M0103288

• Aftermarket high-pressure pump matched to 8M0103288

🚤 Compatibility

Commonly used on:

• Mercury EFI four-stroke and high-performance outboards

Typically suits:

• Engine models:

• 150HP FourStroke applications specifying 8M0103288

• 400R/400HP high-performance outboards where the same pump reference is specified

• HP / Output Range: 150HP - 400HP

• Engine / System Type: Mercury EFI four-stroke and high-performance outboards

• Year Range: Model- and serial-dependent modern Mercury production

• Serial / Pump Identification: Match P/N 8M0103288 to the model-specific parts diagram and verify pressure, electrical connector, inlet/outlet orientation and mounting before ordering.

🔌 Function

The high-pressure electric pump supplies the pressure and flow required by the EFI fuel rail and injectors. It normally operates inside a vapour separator or cooled fuel module.

Common signs of failure:

• Low or unstable fuel-rail pressure

• Crank/no-start or difficult hot starting

• Engine hesitation, lean surging or loss of power

• Pump noise, excessive current draw or blown fuse

• Intermittent stalling as the pump or fuel module heats up

📦 Condition

• New aftermarket replacement part

• Brand new

• Supplied in original or equivalent packaging