35-164941 Fuel Filter for Mercury Mariner Yamaha | JLM Marine

35-164941 Fuel Filter for Mercury Mariner Yamaha | JLM Marine

This high-quality aftermarket fuel filter is designed to fit Mercury, Mariner, and Yamaha outboard engines ranging from 30HP to 60HP. Engineered to meet OEM specifications, this 1/4-inch (6mm) fuel filter ensures reliable fuel flow and engine protection across a wide range of 2-stroke and 4-stroke applications.

This filter directly replaces multiple OEM part numbers across Mercury Marine, Mariner, Yamaha, Johnson Evinrude OMC, and popular aftermarket brands including Sierra, Mallory, GLM, and Fram. Whether you're servicing a Mercury 40HP 3-cylinder 2-stroke or a Yamaha F40 4-stroke from 2006 and later, this filter provides dependable performance and compatibility.

• Size: 1/4 inch (6mm) inline fuel filter
• Fits both 2-stroke and 4-stroke outboard engines from 30HP to 60HP
• Direct replacement for OEM and aftermarket fuel filters across multiple marine brands

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.

For Yamaha owners, here's a guide to help you identify your engine's serial/model: Yamaha Serial Number Guide. You can also review exploded diagrams to verify part numbers: Yamaha Parts Diagrams & Catalog.

Technical Specifications

Package Contents

This package includes:

• 1 × Fuel Filter (1/4 inch / 6mm)

Installation Guide

1. Disconnect the fuel line from the engine and relieve any residual fuel pressure in the system. Use a rag to catch any fuel spillage.
2. Locate the existing fuel filter in the fuel line between the fuel tank and the engine.
3. Remove the old filter by carefully pulling it out of the fuel line or releasing the clamps/connectors holding it in place.
4. Inspect the fuel line ends for cracks, damage, or wear; replace if necessary.
5. Note the arrow on the new fuel filter indicating fuel flow direction (toward the engine).
6. Insert the new filter into the fuel line, ensuring the arrow points toward the engine.
7. Secure the filter with the appropriate clamps or push the fuel line firmly onto the filter barbs.
8. Reconnect the fuel line to the engine and double-check all connections for tightness.
9. Prime the fuel system by squeezing the primer bulb until it becomes firm and fuel flows through the filter.
10. Start the engine and let it idle for a few minutes, checking for any fuel leaks around the filter.
11. If leaks are detected, shut off the engine immediately and re-secure the connections.
12. Dispose of the old filter properly according to local regulations.

Troubleshooting & FAQ

Q: How do I confirm this fuel filter fits my engine?
A: Cross-reference your engine's model number and serial number with the Compatible Engine Models table above. You can also compare your existing filter's OEM part number with the Part Number Cross-Reference table to ensure compatibility.

Q: How often should I replace the fuel filter?
A: It's recommended to replace the fuel filter annually or every 100 hours of operation, whichever comes first. If you notice reduced engine performance, hard starting, or fuel flow issues, inspect and replace the filter sooner.

Q: What are the signs of a clogged or failing fuel filter?
A: Common symptoms include difficulty starting the engine, rough idling, loss of power under load, sputtering or stalling at high RPM, and visible debris or discoloration inside the filter housing.

Q: Can I install this filter in either direction?
A: No. The fuel filter has a directional arrow that must point toward the engine to ensure proper fuel flow and filtration. Installing it backward can damage the engine or cause poor performance.

Q: Is this an OEM or aftermarket fuel filter?
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.