Sierra 18-5873-1 Marine Stator 9-Amp Mercury Mariner Force 2/3/4 Cylinder

The Sierra 18-5873-1 is a premium aftermarket replacement stator designed for Mercury, Mariner, and Force 2-stroke outboard engines equipped with a 9-amp charging system. This stator serves as a direct replacement for OEM part numbers from Mercury Marine, Chrysler, and Mallory, restoring reliable ignition and battery charging performance to your outboard motor.

The stator generates electrical power as the flywheel rotates, supplying the ignition and charging systems with the energy needed to keep your engine running efficiently. This unit is compatible with both voltage regulators and rectifiers, offering broad installation flexibility across a wide range of model years.

Key Features:

• 9-Amp output for consistent ignition and charging performance
• Compatible with 2, 3, and 4 cylinder Mercury, Mariner, and Force outboard engines
• Compatible with voltage regulator or rectifier
• Not for use with flywheels having bolted-in magnets
• Meets or exceeds OEM standards for fit, form, and function
• Built to withstand demanding marine environments

Replaces OEM Part Numbers:

• Mercury Marine: 398-832075A6, 398-8778A6, 398-8778A10, 398-8778A16 through A29, 398-818535A3 through A15
• Mallory: 9-25509
• Chrysler / Force / US Marine: 398-832075A6
• Cross-reference: 174-8778K1, 749095, F749095