Description
Upgrade your Yamaha YZ125 or YZX with the premium WISECO PK1391 piston kit, featuring a 56mm diameter designed for optimal performance and durability. Crafted with precision in the USA, this kit is engineered to meet the demands of serious riders who seek reliability and high RPM endurance in their two-stroke engines. Whether you’re racing or enjoying recreational riding, this piston kit offers the quality and performance you can trust for your Yamaha motocross bike.
The WISECO PK1391 piston is constructed with an Electra-Coated crown, ring groove(s), and pin bores, providing superior wear resistance and extended engine life. The ArmorGlide? skirt coating enhances protection against micro-welding, galling, and detonation, ensuring consistent performance under extreme conditions. Designed specifically for 2-stroke applications, this piston promotes maximum throttle response and acceleration, giving you a competitive edge on the track or trail.
This comprehensive kit includes all necessary components for a complete installation: high-quality piston(s), ring set, wrist pin(s), circlips, bearing(s), and gaskets. The extra lightening operations incorporated into the design reduce weight, resulting in more responsive throttle control and quicker engine response. Each component is carefully forged, machined, and assembled in the USA to meet rigorous quality standards, ensuring long-lasting performance and reliability.
Whether rebuilding or upgrading your Yamaha YZ125 or YZX, the WISECO PK1391 piston kit provides the durability and performance needed to handle high RPMs and demanding riding conditions. Trust WISECO for top-tier engine components that deliver power, endurance, and peace of mind.
Features:* Electra-Coated crown, ring groove(s), and pin bores for maximum wear resistance* ArmorGlide? skirt coating to prevent micro-welding, galling, and detonation* Designed for endurance and sustained high RPM 2-stroke riding* Extra lightening operations for enhanced throttle response* Engineered, forged, and machined in the USA* Complete kit includes pistons, rings, wrist pins, circlips, bearings, and gaskets
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