Yamaha 90430-14M09-00 – Oil Plug Drain Gasket

The Yamaha 90430-14M09-00 Oil Plug Drain Gasket is a genuine OEM replacement part designed to create a secure, leak-free seal for your Yamaha outboard’s oil drain plug. Though small, this gasket plays a critical role in protecting your engine by preventing oil leaks and ensuring proper pressure and lubrication.

Key Features

• Genuine Yamaha OEM Part – Manufactured to Yamaha’s strict standards for quality and reliability.
• Leak Protection – Provides a tight seal for the oil plug, preventing drips and loss of engine oil.
• Durable Design – Built to withstand marine operating conditions, including high heat and vibration.
• Essential for Oil Changes – Should be replaced each time the oil plug is removed to maintain proper sealing.
• Peace of Mind – Using OEM Yamaha gaskets reduces the risk of leaks that can lead to costly engine damage.

Compatibility

The Yamaha 90430-14M09-00 oil plug drain gasket is used across a wide range of Yamaha 4-stroke outboard engines. Always check your owner’s manual or use our compatibility filter to confirm fitment before purchase.

Installation Guide

• Drain the engine oil by removing the oil plug.
• Remove the old gasket from the plug and discard it (do not reuse).
• Place the new Yamaha 90430-14M09-00 gasket on the oil drain plug.
• Reinstall the oil plug and torque it to the manufacturer’s specifications.
• Refill the engine with Yamaha-approved oil.

Install Time: Less than 5 minutes.

FAQ

 

Do I need to replace the drain plug gasket every oil change?

Yes. Yamaha recommends replacing this gasket each time the oil plug is removed to prevent leaks.

Is this gasket reusable?

Reusing the gasket may compromise sealing and lead to oil leaks.

Why choose Yamaha OEM over aftermarket gaskets?

Yamaha OEM gaskets are designed specifically for Yamaha engines, ensuring the correct size, thickness, and sealing performance. Aftermarket options may not provide the same level of reliability.