Sierra 18-7519 Fuel Water Separator Filter for Mercury Outboard 4-Stroke Engines

The Sierra 18-7519 fuel water separator filter provides essential protection for outboard 4-stroke engines by removing water and other contaminants from fuel before they reach your engine. This high-quality replacement filter is designed specifically for Mercury outboard engines ranging from 175-300HP with V6 and V8 four-stroke configurations.

Key Features:

• 10 micron filtration efficiently removes water, dirt, and debris from fuel
• Compatible with E10 gasoline for modern fuel requirements
• Direct replacement for Mercury 8M0106635
• Fits Mercury 175-300HP V6 and V8 four-stroke outboard engines
• Easy installation with OEM-equivalent fit

Maintenance Recommendations:

For optimal engine performance and protection, Sierra recommends changing this filter every 100 hours of operation or at least once per season, whichever comes first. Regular filter changes help prevent fuel system damage, maintain engine efficiency, and ensure reliable starting and operation.

This filter is an essential component of your outboard's fuel system, protecting expensive fuel injectors and other sensitive components from water contamination and particulate damage.