Description
Top End Kit – 84.00 mm – Yamaha
The WSM Top End Kit, part number 54-540-14, is a comprehensive solution for maintaining and rebuilding your Yamaha 4-stroke engine. Designed with precision, this kit includes high-quality pistons, rings, pins, and clips to ensure optimal engine performance. The kit also features head and base gaskets, along with intake and exhaust gaskets, providing a complete sealing solution to prevent leaks and maintain engine integrity. An oil filter is included to keep the engine lubricated and free of debris, extending the life of your engine components.
This top end kit is ideal for restoring lost power, improving efficiency, and ensuring reliable operation of Yamaha 4-stroke models. The 84.00 mm piston size makes it suitable for specific engine rebuild applications, offering a perfect fit for compatible models. WSM’s reputation for quality parts guarantees durable performance and long-lasting results, making this kit a valuable investment for professional mechanics and DIY enthusiasts alike.
Installation of this kit involves replacing worn or damaged components with precision-engineered parts designed to meet or exceed OEM specifications. Proper installation can improve engine responsiveness, throttle response, and overall reliability, restoring your Yamaha engine to peak condition. Whether performing routine maintenance or a complete overhaul, this top end kit provides all the essential components to get your engine back in top shape.
Features:
- Includes pistons, rings, pins, and clips for complete top-end rebuild
- Head and base gaskets included for optimal sealing
- Intake and exhaust gaskets to prevent leaks and enhance performance
- Oil filter ensures clean lubrication for engine longevity
- Designed for 84.00 mm Yamaha 4-stroke engine models





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