Electric Start Starter Relay Solenoid for Mercury / Mariner Outboards

High-quality marine-grade aftermarket starter relay solenoid, designed to restore reliable electric starting and power trim operation on compatible Mercury and Mariner 2-stroke outboard engines.

This relay is used across multiple generations, so correct identification is essential.

Fitment – Mercury / Mariner Outboards

Fits electric start systems on 2-stroke Mercury / Mariner outboards:

• 35 HP
• 40 HP
• 45 HP
• 50 HP
• 60 HP
• 70 HP
• 75 HP
• 80 HP

⚠️ Important: These engines span different years and configurations.
Please check your existing relay part number or contact us before purchase to confirm compatibility.

For general guidance on choosing the correct outboard parts, visit our help page:
https://sssimarine.co.uk/blogs/news/blogs-news-how-to-order-the-correct-outboard-parts

Replaces Mercury / Mariner OEM Part Numbers

• 89-96158T
• 89-94318
• 89-846070

OEM part numbers used for reference only.

Product Features

• Electric start starter relay solenoid
• Suitable for starter motor and power trim systems
• Marine-grade aftermarket quality
• Fully compatible and interchangeable with OEM units
• Designed for durability in marine environments

Buyer Responsibility

It is the buyer’s responsibility to confirm compatibility using the engine model, year, serial number, or existing part number.
Even if a part looks similar, it may not be correct for your outboard.

If unsure, please message us — our technical team will be happy to help before purchase.

About SSI Marine

All parts are held in UK stock and dispatched from our Leigh (Manchester) workshop.
Collection available Monday–Friday, 9am–5pm.
Orders placed before 1pm are dispatched the same working day.
VAT receipts available on request.

35–80HP Electric Start Starter Relay Solenoid for Mercury / Mariner 2-Stroke Outboards