91871A1 Mercury Starter Housing | Genuine Used Part

🔧 Product Description

Genuine Mercury Starter Housing - Part Number: 91871A1

A genuine Mercury starter housing used in Mercury starter motor assemblies. This housing supports the starter motor internal components and starter drive alignment on matching Mercury outboard starter systems.

⚙️ Key Features

• Genuine Mercury starter housing

• Correct OEM reference 91871A1

• Starter motor housing component

• Supports starter drive and internal starter alignment

• Genuine used replacement housing for matching Mercury starter assemblies

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 91871A1 Mercury starter housing reference

OEM / Related Numbers:

• 91871A1

• 91871A 1

• 91871

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Mercury starter motor assemblies

• Mercury outboard starting systems using starter housing 91871A1

Typically suits:

• Engine models:

• Mercury outboard starter motor assemblies where 91871A1 is specified

• Mercury starter systems using the 91871A1 housing in the starter component diagram

• Mercury starter motors requiring the matching 91871A1 housing, mounting and drive alignment

• HP Range: model-specific Mercury starter housing applications

• Engine Type: Mercury outboard

• Year Range: model-specific Mercury starter assemblies where the parts diagram lists 91871A1

• System Type: Starter motor housing / case component

🔌 Function

The starter housing supports and protects the internal starter motor components, helping keep the armature, drive gear, end caps and mounting points correctly aligned.

Common signs of failure:

• Cracked starter housing

• Starter drive misalignment

• Starter binding or noisy operation

• Damaged mounting points

• Water intrusion or corrosion inside starter assembly

• Excessive play in starter internal components

📦 Condition

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated