Sierra 18-7948 Fuel Water Separating Filter 10 Micron Spin-On Replacement

The Sierra 18-7948 is a high-performance 10 micron fuel water separating filter designed for marine outboard engines. This spin-on replacement filter element features an open bottom design that accepts a separate drain bowl (sold separately) for easy water removal and inspection.

Key Features:

• 10 micron filtration rating with 90% efficiency at removing harmful contaminants
• Removes 99% of emulsified water from fuel to protect fuel pumps and injectors
• Engineered for 2-cycle and 4-cycle outboard engines with ethanol-blended fuels
• Spin-on design for quick and easy replacement
• Steel end caps on filter element for durability
• Thread size: 1 inch (25.4mm) - 14
• Open bottom design to accept drain bowl assembly

Replaces OEM Part Numbers: Mercury Marine 35-886638, 35-8M0103096, 35-8M0146206 | Quicksilver 35-8M0146206 | Honda 17670-ZW1-801AH | Suzuki 99105-20004, 99105-20005 | Racor S3227, S3228TUL | Mallory 9-37810

This filter is designed for use with Racor 320RRAC01 fuel filter assemblies and provides maximum fuel flow while maintaining excellent water separation capabilities. Essential for protecting modern high-performance fuel injection systems from water contamination and particulate damage.