63D-44322-00 Yamaha Cartridge Insert | Genuine OEM Yamaha Outboard Part

🔧 Product Description

Genuine Yamaha Water Pump Cartridge Insert - Part Number: 63D-44322-00-00

A genuine Yamaha OEM cartridge insert used inside Yamaha 63D-series water pump assemblies. This insert cup provides the internal running surface for the impeller and is included in Yamaha 63D-W0078-03 water pump repair kits.

⚙️ Key Features

• Genuine Yamaha OEM cartridge insert
• Correct Yamaha part number 63D-44322-00-00
• Water pump insert cup / cartridge insert
• Included in Yamaha 63D-W0078-03 water pump repair kit
• Provides the impeller running surface inside the water pump housing

🚤 Compatibility

Commonly used on

• Yamaha 63D-series water pump assemblies
• Yamaha 40HP to 60HP lower-unit cooling systems using 63D cartridge insert

Typically suits

• Engine models:
• Yamaha C40 water pump cartridge insert applications
• Yamaha P40 water pump cartridge insert applications
• Yamaha 40V / 40Y two-stroke water pump applications
• Yamaha F40 four-stroke water pump applications
• Yamaha 50H water pump insert applications where specified
• Yamaha F50 four-stroke water pump insert applications
• Yamaha F60 four-stroke water pump insert applications
• Yamaha T50 / FT50 / T60 / FT60 high-thrust water pump insert applications
• HP Range: commonly 40HP - 60HP where specified
• Engine Type: Yamaha outboard lower-unit cooling system
• Component Type: Water pump cartridge insert / insert cup

🔌 Function

The cartridge insert forms the internal pump chamber surface that the impeller blades run against to generate cooling-water pressure.

⚠️ Common Signs of Failure

• Grooved or scored insert surface
• Weak tell-tale water flow
• Engine overheating
• Impeller blades wearing quickly
• Insert discoloured from dry running
• Pump unable to prime correctly
• Sand or salt damage inside pump chamber

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 63D-44322-00-00 Yamaha cartridge insert reference
• 63D-44322-00 short Yamaha cartridge insert format
• 63D-W0078-03-00 related complete water pump repair kit
• 63D-W0078-01-00 related earlier water pump repair kit
• 63D-W0078-00-00 related earlier water pump repair kit

OEM / Related Numbers

• 63D-44322-00-00
• 63D-44322-00
• 63D443220000
• 63D4432200
• 63D-W0078-03-00
• 63D-W0078-03
• 63D-W0078-01-00
• 63D-W0078-01
• 63D-W0078-00-00
• 63D-W0078-00

Aftermarket / Verified Equivalents

• Marine Spare Parts aftermarket insert cartridge: 63D-44322-00
• Included in Sierra water pump repair kit: 18-3434
• Included in Sierra water pump kit with housing: 18-3415
• Included in aftermarket water pump kit: OSWK63D
• Included in Recmar service kit: REC63D-W0078-01
• Aftermarket cartridge insert supplied in Yamaha 40HP / 50HP / 60HP water pump repair kits
• Standalone insert cup should be matched directly to OEM 63D-44322-00-00

📦 Condition

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