Sierra 18-79965 Inline Fuel Filter for Mercury Outboard Engines

The Sierra 18-79965 is a high-quality inline fuel filter engineered to meet or exceed OEM specifications for Mercury outboard engines. This marine-grade filter is designed to protect your fuel system by effectively removing contaminants and impurities from fuel before they reach critical engine components.

Key Features:

• 20 micron filtration rating for optimal particle removal
• 5/16" barb size for secure fuel line connection
• Compatible with Mercury 30HP, 40HP, 50HP, and 60HP 4-stroke outboard motors
• Direct replacement for Mercury OEM part number 35-879884T and 879884T
• Ethanol-compatible construction for use with modern fuel blends
• Marine-grade materials designed to withstand harsh saltwater environments

This inline fuel filter is an essential maintenance component that helps ensure reliable engine performance and protects sensitive fuel system components from damage caused by contaminated fuel. Sierra is a trusted aftermarket marine parts manufacturer with over 50 years of experience producing quality replacement parts for the marine industry.