Outboard Lower Unit Oil Drain Gasket Set For Yamaha 4 Stroke Engines Replacement 13mm Outer Diameter 8mm Inner Diameter 1.8mm Thick 6 Pack 90430-08021-00 90430-08003-00

Yamaha 4-Stroke lower unit drain gasket set 13mm/8mm
✔️ OD 13mm, ID 8mm, thickness 1.8mm; 6 pack for Yamaha 4-Stroke

UTSAUTO outboard lower unit oil drain gasket is a fiber seal washer gasket designed for Yamaha 4-Stroke engines. This aftermarket gasket helps prevent oil leaks and protect gear oil from contamination during operation. It’s typically used during maintenance and lower unit service for Yamaha 4-Stroke models.

✅ OD 13mm, ID 8mm, thickness 1.8mm
✅ Fits Yamaha 4-STROKE lower units
✅ Replacement numbers 90430-08020-00 90430-08021-00 90430-08801-00 90430-08003-00
✅ Pack of 6 for easy stock

💡 What is a lower unit oil drain gasket and why replace it in Yamaha 4-stroke engines?

Maintaining a proper drain seal helps prevent leaks and protects gear oil from contamination.

• Prevents oil leaks and water intrusion in the lower unit
• Handy replacement for Yamaha 4-stroke lower units
• Compatible with OEM and aftermarket drain gaskets (check sizes)
• Stock up with a 6-pack for multiple service intervals

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