Sierra Marine Oil Filter 20 Micron 18-8003-1

The Sierra Marine Oil Filter 18-8003-1 is a 20-micron filter designed for specific Volvo Penta engines. Here's a breakdown of its features and compatibility information:

Features:

20-Micron Filtration: This filter removes particles as small as 20 micrometers from your engine oil, providing exceptional protection against wear and tear. This high micron rating is ideal for engines requiring maximum oil cleanliness.
High-Efficiency Media: Meets or exceeds Volvo Penta OEM specifications, ensuring optimal filtration and engine protection.
Durable Construction: Built with premium materials to withstand the harsh marine environment. Sources suggest features like a heavy-gauge steel canister and epoxy coating for corrosion resistance.
Spin-On Design: Allows for easy installation and removal during oil changes.
Anti-Drain Back Valve (Possible): Some sources mention an anti-drain back valve that prevents oil from draining back into the engine when the filter is removed, simplifying oil changes.
Compatibility:

The Sierra 18-8003-1 is specifically designed for these Volvo Penta engine models:

Late model element style Volvo Penta oil filters (applies to engines from a certain production year onwards, exact year range might require further research)
Volvo Penta 4.3 through 8.1 liter gas marine engines from 2007 and up
Volvo Penta D3 series diesel engines