Sierra 18-6440 Marine Starter for Mercury Mariner Outboard Engines

The Sierra 18-6440 is a high-torque outboard starter engineered specifically for the demanding marine environment. This premium counter-clockwise rotating starter is designed for Mercury and Mariner outboard motors and meets SAE or UL standards for ignition protection.

Key Features:

• Counter-clockwise (CCW) rotation design
• Marine-grade construction meeting SAE J1171 and ISO 8846 standards
• Remanufactured with new solenoids, drives, bushings, brushes and springs; powder-coated bodies for greater corrosion resistance
• High-quality magnets and field coils for superior starting torque
• Double-sealed housings to protect against water and moisture intrusion

Replaces OEM Part Numbers:

• Mercury Marine: 50-853329T, 50-892339T, 50-892339T01
• Arco: 5400
• Mallory: 9-15039

Applications:

• Fits In-line 4 and 6 cylinder Verados with solenoid operated bendix
• Mercury/Mariner 90 HP engines
• Mercury/Mariner V-135 through V-200 engines
• 2.5L DFI models (serial number 0T178500 and up)
• 200 HP and 250 HP 3.0L models (serial number 0T467442 and up)

Sierra starters are backed by the marine industry's leading customer satisfaction warranty, providing reliable performance and peace of mind for boat owners and marine technicians.