8M0065220 S114-828B Mercury Starter Motor | Genuine Used Part

🔧 Product Description

Genuine Mercury / Yamaha-Built Four-Stroke Starter Motor - Part Number: 8M0065220

A genuine Mercury starter motor used on Yamaha-built Mercury / Mariner 75HP, 80HP, 90HP, 100HP and 115HP four-stroke outboards. This starter motor cross-references with Yamaha 67F-81800-04-00 and Hitachi S114-828B style starter assemblies.

⚙️ Key Features

• Genuine Mercury starter motor assembly

• Correct OEM reference 50-8M0065220

• Cross-references with Yamaha 67F-81800-04-00

• Hitachi S114-828B starter family

• Used on 75HP to 115HP four-stroke outboards

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 50-8M0065220 later Mercury starter motor reference

• 50-804312T1 related Mercury starter motor reference

• Yamaha 67F-81800-04-00 related shared-platform starter reference

OEM / Related Numbers:

• 8M0065220

• 50-8M0065220

• 804312T1

• 50-804312T1

• Yamaha: 67F-81800-04-00

• Yamaha: 67F818000400

• Hitachi: S114-828B

• S114-828B

Aftermarket / Verified Equivalents:

• Sierra: 18-6425

• ARCO: 3430

• Aftermarket reference: 50-8M0065220

• Aftermarket reference: 67F-81800-04-00

🚤 Compatibility

Commonly used on:

• Mercury / Mariner Yamaha-built four-stroke outboards

• Yamaha 75HP / 80HP / 90HP starter systems sharing the 67F starter family

Typically suits:

• Engine models:

• Mercury 75HP 4-Stroke starter applications

• Mercury 80HP 4-Stroke starter applications

• Mercury 90HP 4-Stroke starter applications

• Mercury 100HP 4-Stroke starter applications

• Mercury 115HP 4-Stroke applications where 8M0065220 is specified

• Mariner 75HP / 80HP / 90HP / 100HP / 115HP four-stroke starter applications using 8M0065220

• Yamaha F75 / F80 / F90 starter systems using 67F-81800-04-00 starter family

• HP Range: commonly 75HP - 115HP

• Engine Type: Mercury / Mariner Yamaha-built four-stroke outboard

• Year Range: approximately 2000-2005 for core 75HP-90HP applications, with model-specific 100HP-115HP use where listed

• System Type: Electric starter motor

🔌 Function

The starter motor engages the flywheel and cranks the four-stroke engine during electric starting.

Common signs of failure:

• Starter relay clicks but motor does not crank

• Slow crank despite good battery and cables

• Starter pinion not engaging

• Grinding or slipping at flywheel

• Intermittent hot-start issue

• Worn brushes, armature, bearings or drive gear

📦 Condition

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated