# 68F-81800-04-00 Yamaha Starter Motor HPDI | Genuine Used Part

🔧 Product Description

  

Genuine Yamaha HPDI Starter Motor Assembly - Part Number: 68F-81800-04-00

  

A genuine Yamaha starter motor used on Yamaha HPDI direct-injection two-stroke outboards. This 13-tooth starter motor family is commonly used on Z150, LZ150, Z175, Z200 and LZ200 HPDI engines.

  

⚙️ Key Features

  

• Genuine Yamaha HPDI starter motor assembly

• Correct Yamaha part number 68F-81800-04-00

• Later reference in the 68F-81800 HPDI starter family

• 13-tooth drive gear

• Used on Yamaha 150HP, 175HP and 200HP HPDI two-stroke outboards

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 68F-81800-04-00 later Yamaha HPDI starter motor reference

• 68F-81800-03-00 related Yamaha HPDI starter motor reference

• 68F-81800-01-00 related earlier HPDI starter motor reference

• 68F-81800-00-00 earlier Yamaha HPDI starter motor reference

  

OEM / Related Numbers:

  

• 68F-81800-04-00

• 68F-81800-04

• 68F818000400

• 68F-81800-03-00

• 68F-81800-03

• 68F-81800-01-00

• 68F-81800-01

• 68F-81800-00-00

• 68F-81800-00

• Mercury / Quicksilver aftermarket cross reference: 8M6007429

  

Aftermarket / Verified Equivalents:

  

• ARCO: 3431

• Sierra: 18-6426

• API Marine / aftermarket reference: PH130-0056

• Aftermarket reference: 68F-81800-00 / 68F-81800-03 / 68F-81800-04

• Mercury / Quicksilver aftermarket cross reference: 8M6007429

  

🚤 Compatibility

  

Commonly used on:

  

• Yamaha HPDI direct-injection two-stroke outboards

• Yamaha Z-series and LZ-series 2.8L HPDI starter systems

  

Typically suits:

  

• Engine models:

• Yamaha Z150 HPDI two-stroke starter applications

• Yamaha LZ150 HPDI two-stroke starter applications

• Yamaha Z175 HPDI two-stroke starter applications

• Yamaha Z200 HPDI two-stroke starter applications

• Yamaha LZ200 HPDI two-stroke starter applications

• Yamaha Z150 / Z175 / Z200 direct-injection engine families using the 68F starter motor

• Yamaha 150HP / 175HP / 200HP HPDI 2.8L starter systems using 68F-81800-04-00

  

• HP Range: commonly 150HP - 200HP

• Engine Type: Yamaha V6 HPDI direct-injection two-stroke outboard

• Year Range: approximately 1999-2013 depending on model and market

• Starter Type: 12V, 13-tooth starter motor family

  

🔌 Function

  

The starter motor engages the flywheel ring gear and cranks the HPDI engine during electric starting. Correct starter speed is important for HPDI engine start-up and ECU-controlled fuel delivery.

  

Common signs of failure:

  

• Slow cranking or no crank

• Starter relay clicks but motor does not turn

• Starter pinion slipping or grinding

• HPDI hard-start condition caused by low cranking speed

• High current draw during starting

• Worn brushes, armature, bearings 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

- 68F-81800-04-00 Yamaha Starter Motor HPDI | Genuine Used Part
- 68F-81800-04-00 Yamaha Starter Motor HPDI | Genuine Used Part
- 68F-81800-04-00 Yamaha Starter Motor HPDI | Genuine Used Part
- 68F-81800-04-00 Yamaha Starter Motor HPDI | Genuine Used Part
- 68F-81800-04-00 Yamaha Starter Motor HPDI | Genuine Used Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/68f-81800-04-00-yamaha-starter-motor-hpdi-genuine-used-part)
> Updated: 2026-07-06