009-704J YAMAHA Wsm Inner Crank Shaft Oil Seal 1100 1200

Review YAMAHA Wsm 650-760 Pto Inner Crank Shaft Oil Seal for 1100 1200

The Yamaha 009-704J WSM 650-760 1100 1200 Inner Crankshaft Oil Seal FT90-FT20 is a crucial component designed to prevent oil leakage in the crankshaft of select Yamaha outboard motors. This oil seal is specifically engineered for use in the WaveRunner Ski model series with engines ranging from 650cc to 1200cc, including the 650-760, 1100, and 1200 models.

The FT90-FT20 oil seal is meticulously crafted using advanced materials and manufacturing techniques to ensure optimal performance and durability. The inner diameter of the seal measures 57mm, while the outer diameter is 62mm. The thickness of the seal is 4.5mm, providing an effective seal against oil leakage.

This oil seal is designed to withstand the rigors of marine environments, ensuring that your outboard motor maintains its optimal oil pressure and efficiency. Its robust construction guarantees a long service life, reducing the need for frequent replacements.

Installation of the FT90-FT20 oil seal is straightforward and can be accomplished with minimal tools. To replace the old oil seal, simply remove the crankshaft pulley, access the old seal, and install the new one in its place. The new oil seal comes complete with a gasket, making the installation process even easier.

In summary, the Yamaha 009-704J WSM 650-760 1100 1200 Inner Crankshaft Oil Seal FT90-FT20 is an essential component for maintaining the performance and longevity of your Yamaha outboard motor. Its precise engineering, durability, and ease of installation make it an indispensable addition to your motor maintenance toolkit.

Pros and Cons of Buying Yamaha WSM 650-760, 1100, 1200 Inner Crankshaft Oil Seal (FT90-FT20)

* **Original Equipment:** This seal is an original equipment part manufactured by Yamaha for their WaveRunner models 650, 760, 1100, and 1200.

* **Reliability:** Using an original equipment part ensures the highest level of reliability and durability as it is specifically designed and tested for your watercraft.

* **Performance:** The oil seal helps maintain the proper flow of engine oil, ensuring optimal performance.

* **Cost:** OEM (Original Equipment Manufacturer) parts, like this Yamaha oil seal, can be more expensive than aftermarket alternatives.

* **Availability:** Depending on your location and the specific model of your WaveRunner, it might be more challenging to find this exact part locally.

The decision to buy the Yamaha WSM 650-760, 1100, 1200 Inner Crankshaft Oil Seal (FT90-FT20) comes down to your priorities. While aftermarket alternatives may save you money upfront, using an original equipment part ensures the highest level of reliability, compatibility, and performance for your watercraft. If you value the peace of mind that comes with using genuine parts, then this oil seal is a worthy investment.

If you are looking for a reliable and high-performing oil seal for your Yamaha WaveRunner, and you prioritize the benefits of using original equipment parts, then purchasing the Yamaha WSM 650-760, 1100, 1200 Inner Crankshaft Oil Seal (FT90-FT20) is recommended.

Details:

New in sealed packaging. New old stock.

specifications watercraftimp:

• for models: 1100, 1200
• brand: Yamaha
• mpn: 009-704j
• part type: Oil Seal Crank Shaft

payments watercraftimp:

• wallet: paypal
• other
• credit card: discover

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

shipping watercraftimp:

• type: calculated
• service: usps ground advantage
• transit: 5-11 days
• class: standard
• carrier: usps

seller watercraftimp:

• rating: 99.6%
• city: hildebran, north carolina
• # reviews: 12181

returns watercraftimp:

• policy: no returns

offer watercraftimp:

• started: february 21, 2026
• options: ship-to-home
• sold #: 10
• availability: in stock
• prices: $17.00–$41.93
• item condition: New
• in stock #: 5