Ignition Module - Mercruiser 4.3-5.0L OEM# 18-5117 | WSM 370-271

Ignition Module Mercruiser 4.3 - 5.0L OEM# 18-5117

This WSM ignition module is a quality aftermarket replacement part designed for Mercruiser.

It replaces selected OEM reference numbers including 18-5117 and is suitable for service, repair and rebuild work.

Key Features

• Quality replacement electrical component from WSM
• Designed for dependable performance in demanding conditions
• Suitable for service and repair of ageing or damaged ignition parts
• Compatible with 1 listed fitment
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 370-271
• Product: Ignition Module
• OEM Reference: 18-5117
• Application: Mercruiser

Product Fitment

This part is suitable for the following models:

• Mercruiser – All Years

Why Buy WSM

WSM is a trusted manufacturer of aftermarket marine and powersports parts, known for dependable quality, strong fitment coverage and workshop-ready replacement components.

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Please use the fitment guide, OEM references and images to confirm this is the correct part before ordering.