# 6E0-44311-00 Yamaha Water Pump Housing | Genuine OEM Yamaha Outboard Part

🔧 Product Description

  

Genuine Yamaha Portable Outboard Water Pump Housing - Part Number: 6E0-44311-00

  

A genuine Yamaha water-pump housing for selected 4HP and 5HP two-stroke outboards and early F4 four-stroke engines.

  

The housing encloses the flexible impeller and forms the chamber that draws cooling water through the lower-unit inlet.

  

⚙️ Key Features

  

• Genuine Yamaha OEM water-pump housing

• Correct Yamaha part number 6E0-44311-00

• Used on compact 4HP and 5HP Yamaha gearcases

• Compatible with selected early F4 four-stroke lower units

• Cross-references with Sierra and Parsun housings

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 68D-G4311-01 later replacement housing reference

• 68D-G4311-00 earlier related replacement reference

• 6E0-44311-00 original Yamaha water-pump housing reference

  

OEM / Related Numbers:

  

• 6E0-44311-00

• 6E0-44311-00-00

• 6E0443110000

• 6E0-44311-01

• 68D-G4311-00

• 68D-G4311-01

• 6E0-44322-02 related cartridge insert

• 6E0-44323-00 related cartridge plate

• 6E0-44352-00 related impeller

  

Aftermarket / Verified Equivalents:

  

• Sierra: 18-43263

• Parsun: PAF4-03000019

• Parsun: F4-03000019

• Sea Sierra: complete 6E0-W0078-series pump kit

• Direct replacement housing: 68D-G4311-01

  

🚤 Compatibility

  

Commonly used on:

  

• Yamaha portable two-stroke and early four-stroke lower-unit water pumps

• Corresponding Parsun F4 / F5 lower units

  

Typically suits:

  

• Engine models:

• Yamaha 4A two-stroke

• Yamaha 4B two-stroke

• Yamaha 4AC and 4AM

• Yamaha 4ACMH and 4CMH

• Yamaha 5C two-stroke

• Yamaha 5CMH

• Yamaha F4A four-stroke - approximately 1998-2009

• Parsun F4 and F5 applications using housing PAF4-03000019

  

• HP Range: 4HP - 5HP

• Engine Type: Yamaha / Parsun two-stroke and early four-stroke outboard

• Year Range: Approximately 1984 - 2009, dependent on lower-unit design

  

🔌 Function

  

The housing surrounds the impeller and provides the internal shape needed to create cooling-water suction and pressure.

  

Common signs of failure:

  

• Housing is scored, melted or distorted

• Weak or absent tell-tale stream

• Engine overheats despite fitting a new impeller

• Housing cracks around the mounting bolts

• Water leaks around the pump outlet or base

  

📦 Condition

  

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 18.0 AUD
- **Vendor:** Yamaha
- **Tags:** Yamaha Marine Parts | Outboard Engine Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 18.00 AUD | In stock |

## Images

- 6E0-44311-00 Yamaha Water Pump Housing | Genuine OEM Yamaha Outboard Part
- 6E0-44311-00 Yamaha Water Pump Housing | Genuine OEM Yamaha Outboard Part
- 6E0-44311-00 Yamaha Water Pump Housing | Genuine OEM Yamaha Outboard Part
- 6E0-44311-00 Yamaha Water Pump Housing | Genuine OEM Yamaha Outboard Part
- 6E0-44311-00 Yamaha Water Pump Housing | Genuine OEM Yamaha Outboard Part
- 6E0-44311-00 Yamaha Water Pump Housing | Genuine OEM Yamaha Outboard Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/6e0-44311-00-water-pump-housing)
> Updated: 2026-07-11