Sierra 18-7831 Universal In-Line Marine Fuel Filter 3/8"

The Sierra 18-7831 is a universal in-line fuel filter designed for marine outboard engines using 3/8" (9.5mm) fuel line. This compact inline filter removes fuel contaminants to protect sensitive engine parts and keep your outboard running in top shape while maintaining proper fuel flow.

Key Features:

• 10 micron filtration rating for effective contamination removal
• Molded-in barbed fittings compatible with 3/8" fuel hose
• Sonically sealed end caps approved for use with ethanol-based fuels
• Easy installation at any point in the fuel line
• Die cast zinc alloy end fittings with chrome plating

OEM Cross-References: Replaces Johnson/Evinrude 360941, 398319 and Mercury 802128, 802128A1. Also interchangeable with Fram G15, G3, GLM 40160, Mallory 9-37960, OMC 3852224, and Wix 33033.

Sierra recommends checking fuel filters regularly and replacing them every 50 hours of operation, or at a minimum once per year.