Yamaha
Yamaha 65U-11631-02-90 - Piston (standard) is a genuine Yamaha part. It is an OEM replacement component listed for 12 Yamaha models from 1997 through 2005, including the Exciter 135, Exciter Single, Exciter 270, and others. Using the correct Yamaha part number helps maintain factory fit and compatibility.Key Features & Benefits Genuine Yamaha OEM part, factory part number 65U-11631-02-90, manufactured for compatible Yamaha applications. Designed around Yamaha specifications, dimensions, and the surrounding factory assembly. Supports correct internal engine movement, sealing, alignment, mounting, or component operation. Suitable for routine maintenance, restoration, or repair when this part number is specified for the model. Fits These Yamaha Models EXS1200 Exciter 135 - 1999 EXS1200 Exciter Single - 1998 EXT1200 Exciter 270 - 1999 EXT1200 Exciter Twin - 1998 View More - see the Specifications tab for full compatibility details Frequently Asked QuestionsWhat is Yamaha part 65U-11631-02-90?65U-11631-02-90 is the Yamaha Piston (standard), a genuine Yamaha part listed for 12 Yamaha models from 1997 through 2005.Is 65U-11631-02-90 a genuine Yamaha part?Yes, this piston (standard) is a genuine Yamaha part, sold under Yamaha part number 65U-11631-02-90.Which Yamaha models fit 65U-11631-02-90?65U-11631-02-90 fits the EXS1200 Exciter 135 (1999), EXS1200 Exciter Single (1998), EXT1200 Exciter 270 (1999), and EXT1200 Exciter Twin (1998), along with 8 additional models listed in the Specifications tab. Confirm exact SKU and model year compatibility before ordering.
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