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Starter Motor Mercury Mariner 40-60HP 4-Stroke Outboard 50-859377T 9-Tooth 12V

Starter Motor Mercury Mariner 40-60HP 4-Stroke Outboard 50-859377T 9-Tooth 12V

SKU:5901n

Regular price £149.00 GBP
Regular price Sale price £149.00 GBP
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Premium Starter Motor for Mercury/Mariner Outboards

Reliable Aftermarket Replacement for 40-60 HP 4-Stroke Engines (2001-Up)

Ensure powerful and consistent starts for your marine adventures with this high-quality aftermarket starter motor, specifically designed for Mercury and Mariner 40-60 HP 4-stroke outboard engines. Engineered to meet or exceed OEM specifications, this unit provides the dependable performance you need, season after season. Say goodbye to frustrating starting issues and enjoy more time on the water.

Crafted from durable, marine-grade components, this starter motor is built to withstand the harsh marine environment. It offers a perfect, direct-fit replacement for your original unit, simplifying installation and ensuring seamless integration with your existing electrical system. Trust in a product that combines robust construction with excellent value.

DIRECT FIT / KEY SELLING POINT: Designed for a hassle-free, plug-and-play installation, directly replacing your OEM starter without modifications.

Key Features

  • Broad Compatibility: Specifically fits Mercury & Mariner 40-60 HP 4-Stroke Outboard Engines (2001-Up).
  • Reliable Performance: Ensures quick and consistent engine starting every time.
  • Marine-Grade Quality: Constructed with robust materials to withstand harsh marine environments.
  • OEM Standard: Meets or exceeds original equipment manufacturer specifications for optimal function.
  • Easy Installation: Direct replacement design allows for straightforward, plug-and-play fitment.

Technical Specs

Voltage: 12V
Number of Teeth: 9
Rotation: Counter-Clockwise (CCW)
Gear OD: 1.157 IN / 29.4 MM
Mounting Ear Holes: 8.1 MM Unthreaded (x2)
Starter Type: PMDD (Permanent Magnet Direct Drive)

Vehicle Fitment Guide

Make Model (HP) Engine Type Year Range
Mercury 40HP 4-Stroke 2002-2009
Mercury 50HP 4-Stroke 2001-2009
Mercury 60HP 4-Stroke 2001-2009
Mariner 50HP 4-Stroke 2001
Mariner 60HP 4-Stroke 2001

OEM Part Number Cross Reference

Mercury Marine 50-859377T, 50-884044T, 50-888161T, 50-893888T
ARCO Marine 5360
Sierra Marine 18-6435 (SIE18-6435)
API Marine MOT3023N
Arrowhead SAB0168
J & N 410-21095
WAI 5901N
PSH 970018092
Johnson Electric 10153440
MES MESS2055M
Protorque PH130-0033

Frequently Asked Questions

What Mercury and Mariner engines is this starter motor compatible with?

This starter motor is designed for Mercury and Mariner 40-60 HP 4-stroke outboard engines, covering models from approximately 2001 and up. Always cross-reference with your existing part number for precise fitment.

Is this an OEM (Original Equipment Manufacturer) part?

No, this is a high-quality aftermarket replacement starter motor. It is manufactured to meet or exceed OEM specifications, ensuring full compatibility and reliable performance at a competitive price.

What are the key technical specifications of this starter motor?

This starter motor features a 12V operating voltage, a 9-tooth drive gear, and a counter-clockwise (CCW) rotation. It is a PMDD (Permanent Magnet Direct Drive) type, delivering strong starting torque for efficient engine ignition.

How can I ensure this starter motor is the correct part for my outboard?

The most accurate way to ensure correct fitment is to compare the OEM part number from your original starter motor with the cross-reference numbers provided in our listing. If you have any doubts, please contact us with your engine's full details (make, model, HP, and year).

Note: Please verify your bike's model and year before purchasing.
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Shipping calculated at checkout. Free shipping over £150. Terms apply