Yamaha 6M6-11631-01-93 - Piston (Standard). | Super Jet, WaveRunner LX, WaveRunner III & More

The genuine Yamaha 6M6-11631-01-93 Piston (Standard). is an OEM replacement component for compatible Yamaha WaveRunner and other listed Yamaha applications. This part is used within the engine system and supports correct internal engine movement, sealing, alignment, mounting, or component operation. Using the correct Yamaha OEM part helps maintain factory fit, compatibility, and dependable operation. Confirm your exact model and year in the compatibility table below before ordering.

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Key Features & Benefits

• Genuine Yamaha OEM Part: Factory part number 6M6-11631-01-93 manufactured for compatible Yamaha applications.
• Factory Fit & Compatibility: Designed around Yamaha specifications, dimensions, and the surrounding factory assembly.
• Engine System Support: Supports correct internal engine movement, sealing, alignment, mounting, or component operation.
• Service-Ready Replacement: Suitable for routine maintenance, restoration, or repair when this part number is specified for the model.

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Fits These Yamaha Models

Yamaha Model	Compatible Years
SJ650 Super Jet	1990-1993
WR650 WaveRunner LX	1990-1993
WRA650 WaveRunner III	1990-1993, 1995-1996
WRB650 WaveRunner VXR	1991-1995

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Frequently Asked Questions

What is Yamaha part 6M6-11631-01-93?

6M6-11631-01-93 is the genuine Yamaha Piston (Standard)., an OEM replacement component used on the compatible Yamaha models listed above.

What is Yamaha 6M6-11631-01-93 used for?

It is used within the engine system and supports correct internal engine movement, sealing, alignment, mounting, or component operation.

Which Yamaha models fit 6M6-11631-01-93?

This part fits the Yamaha models and years shown in the compatibility table above, including Super Jet, WaveRunner LX, WaveRunner III, and WaveRunner VXR. Fitment can vary by year and configuration, so verify your exact model and model year before ordering.

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WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.