# 6H3-44324-A0 Yamaha Water Pump Gasket | Genuine OEM Yamaha Outboard Part

🔧 Product Description

  

Genuine Yamaha Water Pump Cartridge Gasket - Part Number: 6H3-44324-A0

  

A genuine Yamaha cartridge gasket fitted beneath the water-pump wear plate on selected 40HP to 70HP lower units.

  

The gasket seals the cartridge assembly to the pump base and maintains water-pump suction and discharge pressure.

  

⚙️ Key Features

  

• Genuine Yamaha OEM cartridge gasket

• Correct Yamaha part number 6H3-44324-A0

• Used beneath the water-pump cartridge outer plate

• Included in Yamaha 6H3-series water-pump kits

• GLM and complete aftermarket pump-kit replacements available

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 6H3-44324-A0 current Yamaha OEM service reference

• 6H3-44324-00 related earlier cartridge-gasket reference

  

OEM / Related Numbers:

  

• 6H3-44324-A0

• 6H3-44324-A0-00

• 6H344324A000

• 6H3-44324-00

• 6H3-44315-A0 related lower pump gasket

• 688-44316-A0 related pump-base gasket

• 6H3-44323-00 related outer plate

• 6H3-W0078-01 and 6H3-W0078-02 related repair kits

  

Aftermarket / Verified Equivalents:

  

• GLM: 38005

• Included in Sierra: 18-3415 water-pump kit

• Included in Sea Sierra: 6H3-W0078 replacement kit

• Included in Recmar 6H3-series pump kits

• Asaki: 6H3-44324-A0 direct replacement gasket

  

🚤 Compatibility

  

Commonly used on:

  

• Yamaha 40HP to 70HP lower-unit water-pump cartridge assemblies

  

Typically suits:

  

• Engine models:

• Yamaha 40F, 40V and 40Y

• Yamaha 50G and 50H

• Yamaha 55B

• Yamaha C60 and 60F

• Yamaha 70B and 70C

• Yamaha F40A, F40C, F40D and F40G

• Yamaha F50A, F50B, F50D and F50F

• Yamaha FT50 high-thrust models

• Yamaha F60A, F60C and FT60

• Yamaha F70A applications using the 6H3 pump family

  

• HP Range: 40HP - 70HP

• Engine Type: Yamaha two-stroke and four-stroke outboard

• Year Range: Approximately 1984 - 2017, dependent on gearcase

  

🔌 Function

  

The gasket seals the cartridge outer plate to the pump base, preventing loss of cooling-water suction and pressure.

  

Common signs of failure:

  

• Reduced tell-tale output

• Engine overheats after water-pump service

• Water bypasses beneath the wear plate

• Gasket is torn or misaligned

• Plate does not sit flat against the pump base

  

📦 Condition

  

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 5.0 AUD
- **Vendor:** Yamaha
- **Tags:** Yamaha Marine Parts | Outboard Engine Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 5.00 AUD | In stock |

## Images

- 6H3-44324-A0 Yamaha Water Pump Gasket | Genuine OEM Yamaha Outboard Part
- 6H3-44324-A0 Yamaha Water Pump Gasket | Genuine OEM Yamaha Outboard Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/6h3-44324-a0-water-pump-gasket)
> Updated: 2026-07-11