SOLENOID FOR Mercury (2/3/4/6 Cyl) Starter & Trim Solenoid 89-850187T1 (M9120) - 4Boats

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£26.99

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Mercury Starter & Trim Solenoid 89-850187T1

Name: Starter Trim Solenoid for Mercury Mariner 20-300HP 89-850187T1 89-850187A1
Price: 26.99 GBP
Rating: 5 (1 reviews)

Premium Quality Replacement for 2/3/4/6 Cylinder Outboards

This high-performance marine solenoid is a precision-engineered replacement for Mercury and Mariner outboard engines. Designed for dual-purpose utility, it functions reliably as either a starter motor relay or a power tilt/trim relay. Featuring an insulated base and high-conductivity copper contacts, this unit is built to withstand the rigorous demands of marine environments.

RELIABILITY: Manufactured to meet or exceed OEM specifications with corrosion-resistant terminals and heavy-duty internal components.

Key Features

✔ Direct fit for Starter & Trim systems
✔ Isolated base design
✔ Intermittent duty cycle rating
✔ Includes rubber insulating mounts

Technical Specs

Voltage:	12 Volts
Terminals:	4 Terminals
Batt/Motor Studs:	1/4-20 Threaded
Switch/Ground:	8-32 Threaded
Base Type:	Insulated/Rubber Mount

Compatibility / Fitment Guide

Make/System	Model/Application	Notes
Mercury / Mariner	20HP - 300HP 2-Stroke (1988-Up)	Starter or Trim Relay
Mercury Marine	25HP, 30HP, 40HP 4-Stroke	Specific Generation Fitment
MerCruiser	Various Sterndrive Applications	Slave / Trim Relay

OEM Cross Reference

Mercury / Mariner / Quicksilver	89-850187T1, 89-850187A1, 89-818998A2, 89-818997A1, 8M0185146
Sierra Marine	18-5819, 18-5817
Arco Marine	SW097, SW099
Yamaha	65W-81941-00-00, 65W-81941-01-00

Questions & Answers

Is this a genuine original part?

This is a premium quality aftermarket replacement part from 4Boats, 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.

Can this solenoid be used for both the starter and the trim system?

Yes, this versatile 4-terminal solenoid is designed to function as both a starter motor relay and a power trim/tilt relay on a wide range of Mercury and Mariner outboard applications.

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

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Starter Trim Solenoid for Mercury Mariner 20-300HP 89-850187T1 89-850187A1