Fuel Pump Assembly – Fits Mercury/Mariner 25-60 HP 4-Stroke Outboard (Replaces 8M0118176, 8M0141844, 892874T01)

Fuel Pump Assembly – Fits Mercury/Mariner 25-60 HP 4-Stroke Outboard (Replaces 8M0118176, 8M0141844, 892874T01)

This fuel pump assembly is designed for Mercury and Mariner 25-60 HP 4-stroke outboard engines from 2000–2021, covering both 3-cylinder and 4-cylinder EFI models. It serves as a direct-fit replacement, manufactured to meet or exceed original equipment specifications for reliable fuel delivery.

Engineered for seamless installation, this assembly replaces a wide range of original Mercury part numbers, including 8M0118176, 8M0141844, 892874T01, 899106T01, 881862T1, and more, ensuring broad compatibility and restoring your engine's performance.

• Installation Method: Direct replacement with plug & play electrical connections.
• Fuel Compatibility: Suitable for use with Gasoline/Petrol, including E10 blends.
• Package Includes: Complete fuel pump assembly and one cable tie.

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Compatible Engine Models

Confirm your engine model/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial/model: Mercury Serial Number Guide. You can also review exploded diagrams to verify part numbers: Mercury Parts Diagrams & Catalog.

Technical Specifications

Package Contents

• 1 x Fuel pump assembly (8M0118176/8M0141844)
• 1 x Cable tie (54-816311T)

Explosion Diagram

Installation Guide

1. Disconnect the Battery: Always disconnect the negative battery cable before starting work to prevent electrical shorts.
2. Relieve Fuel Pressure: Safely relieve the pressure from the fuel system according to your service manual's procedure to avoid fuel spray.
3. Disconnect Lines: Carefully disconnect the fuel lines and the electrical connector from the fuel pump assembly. Have a rag ready for any residual fuel.
4. Remove the Old Pump: Unbolt and remove the old fuel pump assembly from its mounting location on the engine.
5. Install the New Pump: Position the new fuel pump assembly, ensuring any seals or gaskets are correctly seated. Secure it with the mounting bolts.
6. Reconnect Lines: Re-attach the fuel lines and the electrical connector to the new pump. Ensure all connections are secure.
7. Final Checks: Reconnect the battery. Prime the fuel system by turning the key to the 'On' position a few times, and carefully inspect for any leaks before starting the engine.

Troubleshooting & FAQ

Q: How do I confirm this fits my engine?
A: Verify your engine's model, horsepower, and year against the "Compatible Engine Models" table. We strongly recommend also cross-referencing your old part’s number with the list in the "Part Number Cross-Reference" section to ensure an exact match.

Q: What are the common signs of a failing fuel pump?
A: Key symptoms include the engine failing to start, sputtering at high speeds, losing power under load, or experiencing sudden surges. You might also hear a whining noise from the fuel pump location.

Q: Is this a direct plug-and-play installation?
A: Yes, this fuel pump assembly is designed as a direct replacement. It features OEM-compatible fittings and a plug-and-play electrical connection, requiring no modifications for installation.

Q: OEM vs. Aftermarket?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.