Mercury 8M0166596 Water Separating Fuel Filter

Mercury 8M0166596 Water Separating Fuel Filter

This Mercury outboard fuel filter is designed to remove water and other impurities from your gasoline. This helps optimizes the performance of your Mercury fuel system. The unique filtration system helps prevent contaminated fuel from causing poor engine performance, stalling, and even damage to your fuel system components. Mercury filters are encased in a metal shell that features a powder coat finish to resist corrosion in fresh and salt water environments. The internal surface of this fuel filter has an epoxy coat to help resist rust caused by captured water within the filter.

This Mercury water separating fuel filter is designed to fit all Mercury, Mariner, and Force outboards equipped with externally mounted fuel filter bases. Fits all MerCruiser applications except certain 1992 model MerCruiser 4.3 Gen II engines (check with your dealer for details). It is recommended to change your fuel filter after every 200 hours of normal use or at least once a season.

Application

Fits Mercury

• 4.6L V8 450R outboards with serial numbers 1E083006 thru 1E099720
• 4.6L V8 500RHP outboards with serial numbers 1E099432 & Up
• 7.6L V12 600HP Verado outboards
• 500HP SeaPro outboards

Kit Includes

• 10 Micron Outboard Fuel Filter
• O-Ring

How to install a Mercury fuel filter

1. Unscrew the old filter and clean the mounting base. Ensure the old gasket is removed from the mounting base.
2. Apply a thin coat of engine oil to the filter gasket. Make sure the gasket is properly seated in the filter's base.
3. Fill the filter with fuel to help prevent air from entering the fuel system.
4. Screw the fuel filter until the gasket contacts the base. Once it does tighten 3/4 to 1 turn
5. Run the engine and check for leaks

Mercury 8M0166596 Water Separating Fuel Filter FAQs

What does the Mercury 8M0166596 Water Separating Fuel Filter do?

The Mercury 8M0166596 Water Separating Fuel Filter helps remove water and other impurities from gasoline to protect fuel system components and support proper engine performance.

What engines does the Mercury 8M0166596 fuel filter fit?

The Mercury 8M0166596 fuel filter fits Mercury, Mariner, and Force outboards equipped with externally mounted fuel filter bases and most MerCruiser applications, except certain 1992 model MerCruiser 4.3 Gen II engines.

What Mercury outboard applications are listed for this fuel filter?

This filter fits Mercury 4.6L V8 450R outboards with serial numbers 1E083006 thru 1E099720, 4.6L V8 500RHP outboards with serial numbers 1E099432 and up, 7.6L V12 600HP Verado outboards, and 500HP SeaPro outboards.

What is included with the Mercury 8M0166596 fuel filter?

The Mercury 8M0166596 kit includes a 10-micron outboard fuel filter and an O-ring.

How often should I replace this Mercury fuel filter?

Replace this Mercury fuel filter after every 200 hours of normal use or at least once per season.

How do I install a Mercury water separating fuel filter?

Remove the old filter, clean the mounting base, apply a thin coat of engine oil to the new gasket, fill the filter with fuel, screw the filter on until the gasket contacts the base, tighten 3/4 to 1 turn, then run the engine and check for leaks.

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