Genuine high quality Sierra Oil Filter Model No 18-7811-1 to suit  modern 4 stroke outboard engines -These fuel filters are designed to be a an equal or higher specification replacement to any manufacturer's OEM product. Recommended use period 50 hours of operation or minimum annually which ever period comes first.

This Sierra 18-7811-1 Filter will suit a wide range of marine engines and we have attempted to list some replacements below - The list is not exhaustive and the cartridge may suit many other engines - We recommend matching by the dimensions listed below.

Features

• Suits 4 Stroke Marine Engines
• Specifically designed to match the OEM filter.
• Anti-drain back valves help prevent dry-starts.
• Epoxy coated steel canister prevents corrosion and allows for easy installation and removal.
• Designed for the marine environment.
• Meets or exceeds OEM filtration requirements.
• Wide selection of filters for inboards, diesel and outboard engines.

Dimensions

• Thread: 20mm x 1.5
• Length: 3 inches
• Diameter: 3 inches