# 6CJ-44324-00 Yamaha Cartridge Gasket | Genuine OEM Yamaha Outboard Part

🔧 Product Description

  

Genuine Yamaha Water Pump Cartridge Gasket - Part Number: 6CJ-44324-00

  

A genuine Yamaha cartridge gasket fitted beneath the water-pump insert or wear plate on F70 four-stroke outboards.

  

The gasket seals the cartridge assembly to the pump base and prevents cooling water from bypassing the impeller chamber.

  

⚙️ Key Features

  

• Genuine Yamaha OEM cartridge gasket

• Correct Yamaha part number 6CJ-44324-00

• Seals the water-pump cartridge and wear-plate assembly

• Used in Yamaha F70 lower-unit pump systems

• Cross-references with Sierra, SeaStar, Recmar and PROMT replacements

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 6CJ-44324-00 current Yamaha OEM service reference

  

OEM / Related Numbers:

  

• 6CJ-44324-00

• 6CJ-44324-00-00

• 6CJ443240000

• 6CJ-44315-00 related lower pump gasket

• 6CJ-44316-00 related pump-base gasket

• 6CJ-W0078-00 related water-pump repair kit

• 6CJ-W0078-01 later repair-kit reference

  

Aftermarket / Verified Equivalents:

  

• Sierra: 18-0450

• SeaStar Solutions: 118-0450

• Recmar: REC6CJ-44324-00

• PROMT Parts: PP-6CJ-44324-00

• Paragon: 6CJ-44324-00 replacement gasket

  

🚤 Compatibility

  

Commonly used on:

  

• Yamaha F70A lower-unit water-pump cartridge assemblies

  

Typically suits:

  

• Engine models:

• Yamaha F70A

• Yamaha F70AET

• Yamaha F70AETL

• Yamaha F70LA

• Yamaha F70LA2

• Yamaha F70 production from 2010 through 2025

  

• HP Range: 70HP

• Engine Type: Yamaha inline-four EFI four-stroke outboard

• Year Range: Approximately 2010 onward

  

🔌 Function

  

The gasket seals the water-pump cartridge to the pump base, maintaining suction and discharge pressure around the impeller.

  

Common signs of failure:

  

• Cooling-water flow becomes weak after pump service

• Engine overheats at idle or under load

• Water bypasses beneath the cartridge plate

• Gasket is torn, compressed or incorrectly aligned

• Wear plate does not seat flat against the pump base

  

📦 Condition

  

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 14.95 AUD
- **Vendor:** Yamaha
- **Tags:** Yamaha Marine Parts | Outboard Engine Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 14.95 AUD | In stock |

## Images

- 6CJ-44324-00 Yamaha Cartridge Gasket | Genuine OEM Yamaha Outboard Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/6cj-44324-00-gasket-cartridge)
> Updated: 2026-07-11