# 6G1-44352-00 Yamaha Impeller | Genuine OEM Yamaha Outboard Part

🔧 Product Description

  

Genuine Yamaha 6HP and 8HP Water Pump Impeller - Part Number: 6G1-44352-00

  

A genuine Yamaha flexible water-pump impeller for selected 6HP and 8HP two-stroke outboards.

  

The impeller turns inside the lower-unit pump housing and draws cooling water through the gearcase intake before delivering it to the cylinder block.

  

⚙️ Key Features

  

• Genuine Yamaha OEM water-pump impeller

• Correct Yamaha part number 6G1-44352-00

• Used on Yamaha 6C, 6D and 8C two-stroke outboards

• Approximately 39.9mm outside diameter and 18mm width

• Sierra, Recmar and Mercury / Mariner replacements available

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 6G1-44352-00 current OEM impeller reference

• 6G1-44352-01 related service reference where specified

  

OEM / Related Numbers:

  

• 6G1-44352-00

• 6G1-44352-00-00

• 6G1-44352-01

• Mercury / Mariner: 47-11590M

• Mercury / Mariner: 11590M

• 6G1-W0078-A1 related water-pump kit

• 6N0-W0078-A0 related water-pump kit

  

Aftermarket / Verified Equivalents:

  

• Sierra: 18-3066

• Recmar: REC6G1-44352-00

• Mercury / Mariner: 47-11590M

• Aftermarket Yamaha 6HP / 8HP impeller: 6G1-44352-00 replacement

  

🚤 Compatibility

  

Commonly used on:

  

• Yamaha 6HP and 8HP two-stroke water-pump assemblies

• Yamaha-manufactured Mariner 6HP and 8HP lower units

  

Typically suits:

  

• Engine models:

• Yamaha 6C two-stroke

• Yamaha 6D two-stroke

• Yamaha 6HP MSH and CMH

• Yamaha 8C two-stroke

• Yamaha 8CM two-stroke

• Yamaha 6HP two-stroke - approximately 1986-2000

• Yamaha 8HP two-stroke - approximately 1984-2009

• Yamaha / Mariner 6C, 6D, 8C and 8CM pump assemblies

• Water-pump kits 6N0-W0078-A0, 6G1-W0078-A1, 18-3460 and corresponding Mariner kits

  

• HP Range: 6HP - 8HP

• Engine Type: Yamaha / Mariner two-cylinder two-stroke outboard

• Year Range: Approximately 1984-2009

  

🔌 Function

  

The impeller draws water through the lower-unit intake and pumps it through the engine cooling passages.

  

Common signs of failure:

  

• Weak or absent tell-tale stream

• Engine overheats at idle or under load

• Impeller vanes are cracked or permanently bent

• Rubber fragments are found in cooling passages

• Pump output remains low after seasonal storage

  

📦 Condition

  

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 53.76 AUD
- **Vendor:** Yamaha
- **Tags:** Yamaha Marine Parts | Outboard Engine Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 53.76 AUD | In stock |

## Images

- 6G1-44352-00 Yamaha Impeller | Genuine OEM Yamaha Outboard Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/6g1-44352-00-impeller)
> Updated: 2026-07-11