Introducing the Wiseco Piston Kit 43.50/STD, a hallmark of engineering excellence designed specifically for the Yamaha YZ65 (2018-2021). This meticulously crafted piston kit embodies the pinnacle of performance and precision, appealing to the most discerning owners of supercars, hypercars, and bespoke performance builds.
Crafted with precision, the Wiseco Piston Kit is engineered to deliver unparalleled performance. Each piston is manufactured using advanced forging techniques, ensuring optimal strength-to-weight ratios while minimizing unsprung mass. The meticulous attention to detail in the machining process guarantees tolerances that meet the rigorous demands of competitive racing.
The 43.50mm bore is designed to maintain a perfect balance between power delivery and efficiency, while the 43.60mm stroke enhances the engine's responsiveness. This synergy of dimensions is a testament to Wiseco's commitment to performance, ensuring that each component works harmoniously to elevate the riding experience.
Utilizing aerospace-grade alloys, the Wiseco Piston Kit is engineered for durability and reliability under extreme conditions. The use of high-quality materials not only enhances performance but also prolongs the lifespan of the piston, making it an ideal choice for the serious enthusiast. Each piston undergoes rigorous dyno validation and is designed with CFD modeling to ensure optimal airflow and combustion efficiency.
Owners of the Yamaha YZ65 have lauded the Wiseco Piston Kit for its impeccable fit and performance. One customer remarked, “Fitted to my Yamaha YZ65, the Wiseco piston has transformed my riding experience. The precision of the machining is evident, and the power delivery is noticeably smoother, making it a must-have for anyone serious about performance.”
In a world where performance and exclusivity reign supreme, the Wiseco Piston Kit 43.50/STD stands as a testament to what can be achieved through engineering mastery and uncompromising craftsmanship. Elevate your Yamaha YZ65 with this exceptional piston kit and experience the difference that precision can make.
Other Part Numbers:
Wiseco #885M04350
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Wiseco Pistons is an aftermarket company established in 1940 and started in Cleveland, Ohio when Clyde Wiseman designed to create his pistons for himself and his friends. Soon after, people started ordering the same piston and became a favorite of many motorsport enthusiasts.
Today, Wiseco’s has become a world-renowned brand for piston and other high-performance products.
Hightech Manufacturing FacilityOver the years, the company grew and relocated its corporate headquarters in Mentor, Ohio. It now boasts over 150,000 square feet of state-of-the-art forging facility with CNC machining equipment. Wiseco also has fully stocked, strategically located distribution centers all over Canada and Europe to cater to their customers wherever they are.
Global FootprintAs an internationally acclaimed brand, Wiseco gained customers' trust in Europe, Africa, South America, Asia, and Australia. Wiseco is now considered the world leader in manufacturing hi-performance, forged pistons for motorcycles, snowmobile, motorcycle, ATV, outboard marine, and automotive markets.
Purchase Wiseco Pistons at Vivid RacingIf you search for quality pistons that would provide you with optimum performance, then Wiseco Pistons is the right brand for you. It is designed for those who want the best. With 75 years of experience under their belt, you can be sure that Wiseco Pistons is a brand you could trust.
To know more about Wiseco Pistons and what they can offer, visit Vivid Racing and check out their list of products that would fit your specific needs.