35-892665 Gen 3 Cool Fuel Filter Disc for Mercury MerCruiser Alpha Bravo | JLM Marine

Gen 3 Cool Fuel Filter Disc for Mercury MerCruiser Alpha Bravo | OEM 35-892665

This Gen 3 Cool Fuel Filter Disc is engineered for Mercury MerCruiser Alpha and Bravo engine drives, including popular models such as the 5.0L, 5.7L, 6.2L, 8.1L, and big block 496 and 8.2L engines. It ensures reliable fuel filtration and optimal engine performance across a wide range of MerCruiser inboard and sterndrive applications.

This aftermarket replacement directly corresponds to Mercury MerCruiser part numbers 35-892665 and 8M0204703, offering seamless compatibility with your existing fuel system components.

• Designed specifically for Gen 3 Cool Fuel systems on MerCruiser Alpha/Bravo drives
• Compatible with V8 engines ranging from 5.0L to 8.2L displacement
• Simple disc-style filter for straightforward replacement

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

Your purchase includes:

• 1 × Fuel Filter Disc

Installation Guide

1. Ensure the engine is off and cool before beginning any work. Relieve fuel system pressure according to your engine's service manual.
2. Locate the Gen 3 Cool Fuel filter housing on your MerCruiser engine. It is typically mounted near the fuel pump or fuel rail.
3. Disconnect the fuel lines from the filter housing, using a container to catch any residual fuel.
4. Remove the retaining bolts or clips securing the filter housing cover. Carefully lift the cover to access the old filter disc.
5. Remove the used filter disc and inspect the housing for debris or contamination. Clean the housing interior if necessary.
6. Insert the new Gen 3 Cool Fuel filter disc into the housing, ensuring it seats properly against the base.
7. Inspect the O-ring or gasket on the housing cover for damage. Replace if worn or cracked.
8. Reinstall the housing cover and secure it with the retaining bolts or clips, torquing to manufacturer specifications.
9. Reconnect the fuel lines, ensuring all connections are tight and secure.
10. Prime the fuel system by turning the ignition key to the "on" position (without starting) several times. Check for leaks around the filter housing.
11. Start the engine and allow it to idle for a few minutes. Monitor for any fuel leaks or abnormal engine behavior.
12. Dispose of the old filter disc and any spilled fuel in accordance with local environmental regulations.

Troubleshooting & FAQ

Q: How do I confirm this filter disc fits my MerCruiser engine?
A: Check the compatible engine models table above for your specific model and serial number range. You can also cross-reference your original part number (35-892665 or 8M0204703) to ensure compatibility.

Q: How often should I replace the fuel filter disc?
A: Mercury recommends inspecting the fuel filter disc annually and replacing it every 100 hours of operation or once per season, whichever comes first. Replace more frequently if you notice fuel flow issues or engine performance problems.

Q: What are the signs that my fuel filter disc needs replacement?
A: Common symptoms include hard starting, rough idling, loss of power under load, engine stalling, or reduced fuel efficiency. Visible contamination or restriction of the filter disc during inspection also indicates replacement is needed.

Q: Can I use this filter disc on non-Gen 3 Cool Fuel systems?
A: No, this filter disc is specifically designed for Gen 3 Cool Fuel systems on MerCruiser Alpha and Bravo drives. Using it on incompatible systems may result in improper fitment or fuel system malfunction.

Q: Is this an OEM part or an aftermarket replacement?
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.