Starter Motor for Mercury Mariner 35-75HP Outboard 50-57485 50-66015 50-65436

Starter Motor For Mercury Marine 5057485 5065436 5066015 5066015-2 50-58788A3 - 4Boats

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£124.99

Tax included.

Starter Motor 50-57485 / 50-66015

Name: Starter Motor for Mercury Mariner 35-75HP Outboard 50-57485 50-66015 50-65436
Price: 124.99 GBP
Rating: 5 (1 reviews)

Premium Quality Marine Replacement Part

This premium aftermarket starter motor is designed specifically for the demanding marine environment, providing reliable cranking power for Mercury and Mariner outboard engines. Engineered to match the exact physical and electrical characteristics of the original unit, it ensures a perfect fit and long-term durability on the water.

RELIABILITY: Built to meet or exceed OEM specifications with corrosion-resistant materials for superior performance in saltwater and freshwater conditions.

Key Features

✔ Direct fit replacement for simple installation
✔ High-torque permanent magnet motor (PMDD)
✔ Sealed housings to block moisture/debris
✔ Precision 10-tooth drive gear engagement

Technical Specs

Voltage:	12V
Rotation:	Counter-Clockwise (CCW)
Teeth:	10 Teeth
Type:	PMDD
Gear OD:	32.5mm / 1.28in

Compatibility / Fitment Guide

Make/System	Model/Application	Notes
Mercury / Mariner	35HP, 40HP, 45HP (2-Stroke)	Various Years (Check OE Part Number)
Mercury / Mariner	50HP, 60HP, 65HP (3-Cyl)	Models like 50ELO, 50ELPTO
Mercury / Mariner	70HP, 75HP (3-Cyl)	1972-1999 (Verify Serial)

OEM Cross Reference

Mercury Marine	50-57485, 50-65436, 50-66015, 50-66015-2, 50-60315, 50-893891T
Sierra Marine	18-5604, 18-5642
Arco Marine	5375
Prestolite	POC4003, MGL4001
United Tech	SMH12C31, 0996440-M030SM

Questions & Answers

Is this a genuine original part?

This is a premium quality aftermarket replacement part, manufactured to meet or exceed original equipment (OE) standards for fitment and performance.

How do I know if it is compatible?

We recommend checking the SKU/MPN and Cross Reference list provided above. If your original part number matches any of these, it is a guaranteed fit.

Does this starter motor have 8 or 10 teeth?

This specific unit (50-57485 / 50-66015-2) features a 10-tooth drive gear. Please verify your original gear count before ordering, as some late-model versions of 50-66015 use an 8-tooth gear.

Note: Please verify your original part number against the references above before purchasing. Distributed by 4boats.co.uk.

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Starter Motor for Mercury Mariner 35-75HP Outboard 50-57485 50-66015 50-65436