6H2-W0001-21 Yamaha Lower Unit Gasket Kit | Genuine OEM Yamaha Outboard Part

🔧 Product Description

Genuine Yamaha Lower-Unit Gasket and Seal Kit - Part Number: 6H2-W0001-21

A genuine Yamaha gear-housing gasket and oil-seal kit for selected 60HP and 70HP two-stroke outboards.

The kit contains the principal seals, O-rings and gaskets required when dismantling and resealing the lower unit for driveshaft, propeller-shaft, shift-shaft or bearing service.

⚙️ Key Features

• Genuine Yamaha OEM lower-unit gasket kit

• Correct Yamaha part number 6H2-W0001-21

• Covers major gearcase sealing locations

• Suitable for 60HP and 70HP two-stroke lower units

• Recmar and Asaki replacement kits available

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 6H2-W0001-21 → Supersedes 6H2-W0001-20

• 6H2-W0001-20 earlier Yamaha gearcase gasket-kit reference

OEM / Related Numbers:

• 6H2-W0001-21

• 6H2-W0001-21-00

• 6H2W00012100

• 6H2-W0001-20

• 6H2-W0001-20-00

• Related driveshaft seals, propeller-shaft seals, shift-shaft seals and carrier O-rings

Aftermarket / Verified Equivalents:

• Recmar: REC6H2-W0001-20

• Asaki: 6H2-W0001-20 / 6H2-W0001-21

• Aftermarket 60HP / 70HP gear-housing seal kit

🚤 Compatibility

Commonly used on:

• Yamaha 60HP and 70HP two-stroke lower-unit overhauls

Typically suits:

• Engine models:

• Yamaha 60F

• Yamaha 60T and 60TLR

• Yamaha C60

• Yamaha E60

• Yamaha P60

• Yamaha 70B

• Yamaha 70T and 70TLR

• Yamaha C70

• Yamaha 60TLRC and 70TLR gearcases using the 6H2 seal-kit family

• HP Range: 60HP - 70HP

• Engine Type: Yamaha three-cylinder carburetted two-stroke outboard

• Year Range: Approximately 1980s - 2000s, dependent on gearcase

🔌 Function

The kit restores the lower unit's oil and water seals, keeping gear lubricant inside the housing and preventing water from entering around rotating shafts and service joints.

Common signs the kit is required:

• Gear oil appears milky or contaminated with water

• Lubricant leaks from the propeller shaft or driveshaft

• Fishing line has damaged the propeller-shaft seals

• Lower unit fails pressure or vacuum testing

• Seals are disturbed during gearcase rebuilding

📦 Condition

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging