6G1-44352-00 Yamaha Impeller | Genuine OEM Yamaha Outboard Part

🔧 Product Description

Genuine Yamaha 6HP and 8HP Water Pump Impeller - Part Number: 6G1-44352-00

A genuine Yamaha flexible water-pump impeller for selected 6HP and 8HP two-stroke outboards.

The impeller turns inside the lower-unit pump housing and draws cooling water through the gearcase intake before delivering it to the cylinder block.

⚙️ Key Features

• Genuine Yamaha OEM water-pump impeller
• Correct Yamaha part number 6G1-44352-00
• Used on Yamaha 6C, 6D and 8C two-stroke outboards
• Approximately 39.9mm outside diameter and 18mm width
• Sierra, Recmar and Mercury / Mariner replacements available

🚤 Compatibility

Commonly used on

• Yamaha 6HP and 8HP two-stroke water-pump assemblies
• Yamaha-manufactured Mariner 6HP and 8HP lower units

Typically suits

• Engine models:
• Yamaha 6C two-stroke
• Yamaha 6D two-stroke
• Yamaha 6HP MSH and CMH
• Yamaha 8C two-stroke
• Yamaha 8CM two-stroke
• Yamaha 6HP two-stroke - approximately 1986-2000
• Yamaha 8HP two-stroke - approximately 1984-2009
• Yamaha / Mariner 6C, 6D, 8C and 8CM pump assemblies
• Water-pump kits 6N0-W0078-A0, 6G1-W0078-A1, 18-3460 and corresponding Mariner kits
• HP Range: 6HP - 8HP
• Engine Type: Yamaha / Mariner two-cylinder two-stroke outboard
• Year Range: Approximately 1984-2009

🔌 Function

The impeller draws water through the lower-unit intake and pumps it through the engine cooling passages.

⚠️ Common Signs of Failure

• Weak or absent tell-tale stream
• Engine overheats at idle or under load
• Impeller vanes are cracked or permanently bent
• Rubber fragments are found in cooling passages
• Pump output remains low after seasonal storage

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 6G1-44352-00 current OEM impeller reference
• 6G1-44352-01 related service reference where specified

OEM / Related Numbers

• 6G1-44352-00
• 6G1-44352-00-00
• 6G1-44352-01
• Mercury / Mariner: 47-11590M
• Mercury / Mariner: 11590M
• 6G1-W0078-A1 related water-pump kit
• 6N0-W0078-A0 related water-pump kit

Aftermarket / Verified Equivalents

• Sierra: 18-3066
• Recmar: REC6G1-44352-00
• Mercury / Mariner: 47-11590M
• Aftermarket Yamaha 6HP / 8HP impeller: 6G1-44352-00 replacement

📦 Condition

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