# 88671A1 Mercruiser Starter Motor | Genuine Used Part

🔧 Product Description

  

Genuine MerCruiser Starter Motor Assembly - Part Number: 88671A1

  

A genuine MerCruiser starter motor assembly used on Mercury Marine / MerCruiser marine starting systems. This direct-drive 12-volt, 9-tooth, counter-clockwise starter family is used where the engine starter diagram specifies 50-88671A1.

  

⚙️ Key Features

  

• Genuine MerCruiser starter motor assembly

• Correct OEM reference 50-88671A1

• 12-volt direct-drive starter motor

• 9-tooth starter drive

• Counter-clockwise rotation starter family

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 50-88671A1 Mercury / MerCruiser starter motor assembly reference

• 50-88671 related starter motor family reference

  

OEM / Related Numbers:

  

• 88671A1

• 50-88671A1

• 88671

• 50-88671

• Prestolite MHA7020 related replacement-family reference

  

Aftermarket / Verified Equivalents:

  

• Prestolite-style replacement: MHA7020

• Aftermarket reference: 50-88671A1

• Aftermarket 12V 9-tooth CCW MerCruiser starter replacement

  

🚤 Compatibility

  

Commonly used on:

  

• Mercury Marine / MerCruiser starter systems

• MerCruiser petrol marine engines using the 50-88671A1 starter diagram

  

Typically suits:

  

• Engine models:

• MerCruiser marine petrol engine applications where 50-88671A1 is specified

• Mercury Marine starter systems using 9-tooth counter-clockwise direct-drive starter 50-88671A1

• MerCruiser applications using Prestolite MHA-style starter motor layout

  

• Engine Type: Mercury Marine / MerCruiser petrol marine engine

• Year Range: model-specific MerCruiser applications where the starter diagram lists 50-88671A1

• Starter Type: 12V, 9-tooth, counter-clockwise rotation, direct-drive starter

  

🔌 Function

  

The starter motor converts battery power into cranking force and engages the flywheel ring gear to start the engine.

  

Common signs of failure:

  

• Starter solenoid clicks but motor does not crank

• Slow or weak cranking

• Grinding or poor flywheel engagement

• Intermittent no-crank issue

• Excessive current draw

• Worn brushes, bushings, armature, solenoid contacts or drive gear

  

📦 Condition

  

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated

## Details

- **Price:** 150.0 AUD
- **Vendor:** Sawley's Auto and Marine
- **Tags:** Sawley’s AAM Used Parts – Starter Motors | Marine Starter Motors & Cranking Systems

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 150.00 AUD | In stock |

## Images

- 88671A1 Mercruiser Starter Motor | Genuine Used Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/88671a1-mercruiser-starter-motor-genuine-used-part)
> Updated: 2026-07-06