For Mercury 35-809099 Fuel Water Separating Filter OMC 771839 Racor S3214 NEW
35-809099 Fuel Water Separating

For Mercury 35-809099 OMC 771839 10 Micron Spin-On Fuel Water Separator Filter

⚙️ Filter Specifications & Function

FeatureDetailImportance
TypeSpin-On Fuel Water Separator FilterSimple installation onto the filter head/base.
Micron Rating10 MicronThis is a fine filtration level, critical for protecting modern fuel injectors and carburetors from small particulate contaminants.
Thread Size1" - 12 (UNF)Specifies the size and pitch of the threads used to screw the filter onto the engine mount or remote filter head.
FunctionRemoves Water and ContaminantsIt uses specialized media to trap dirt, rust, and debris, and separate free water from the gasoline, preventing water from reaching the engine.
Fuel TypePrimarily for Gasoline (Petrol) engines. 
Flow RateCommonly rated for up to 90 GPH (Gallons Per Hour). 

⚓ Applications and Cross-Reference

This filter is widely used on various marine engines, particularly those using a remote-mounted filter head.

Common Engine Applications:

  • MerCruiser: Many stern drive applications.

  • Mercury: Various outboard and inboard models that utilize a separate, remote fuel/water separating filter housing.

  • OMC: Used on many Johnson/Evinrude applications.

Replacement / Cross-Reference Part Numbers:

  • Sierra: 18-7920

  • Racor: S3214

  • OMC/BRP: 771839

  • Fram: CH33APL

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