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

🚤 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

🔄 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

📦 Condition

• Genuine Yamaha part
• Brand new
• Supplied in original or equivalent packaging