6H3-81800-11-00 Yamaha Starter Motor | Genuine Used Part

🔧 Product Description

Genuine Yamaha Starter Motor Assembly - Part Number: 6H3-81800-11-00

A genuine Yamaha starter motor used on Yamaha 60HP and 70HP three-cylinder two-stroke outboards. This later 6H3 starter reference replaces earlier 6H3-81800-10 starter applications and is part of the Hitachi S108-97A style starter family.

⚙️ Key Features

• Genuine Yamaha starter motor assembly

• Correct Yamaha part number 6H3-81800-11-00

• Later service reference for the 6H3 starter motor family

• 12-volt, 9-tooth starter motor

• Used on Yamaha 60HP and 70HP two-stroke engines

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 6H3-81800-11-00 later Yamaha starter motor reference

• 6H3-81800-10-00 earlier Yamaha starter motor reference

• 6F5-81800-11 related starter reference in the same replacement family

OEM / Related Numbers:

• 6H3-81800-11-00

• 6H3-81800-11

• 6H3818001100

• 6H3-81800-10-00

• 6H3-81800-10

• 6H3818001000

• 6F5-81800-11

• Hitachi: S108-97A

• Hitachi: S108-97

Aftermarket / Verified Equivalents:

• Sierra: 18-6411

• ARCO: 3422

• API Marine / aftermarket reference: PH130-0050

• DB Electrical: 410-44083

• MES: 18311N

🚤 Compatibility

Commonly used on:

• Yamaha 60HP and 70HP two-stroke starter systems

• Yamaha 6H3-series electric-start outboards

Typically suits:

• Engine models:

• Yamaha 60F two-stroke starter applications

• Yamaha 60FETO / 60FE starter applications using 6H3-81800-11

• Yamaha E60H / E60HM starter motor systems

• Yamaha 70B two-stroke starter applications

• Yamaha 70C two-stroke starter applications

• Yamaha 70E two-stroke starter applications

• Yamaha 70TLR / 70TR starter applications using 6H3-81800-11-00

• HP Range: commonly 60HP - 70HP

• Engine Type: Yamaha three-cylinder two-stroke outboard

• Year Range: approximately 1990-2009 depending on model and market

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

🔌 Function

The starter motor provides cranking power by engaging the flywheel ring gear and rotating the engine during start-up.

Common signs of failure:

• Starter motor clicks but does not turn

• Slow cranking despite good battery voltage

• Starter drive not lifting into flywheel

• Grinding or slipping at engagement

• Intermittent starting fault

• Internal brush, armature, bushing or drive gear wear

📦 Condition

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated