Upgrade your Kawasaki’s performance with the Piston Kit Z1/KZ, meticulously engineered for select models from 1973 to 1980. This kit features a precise bore of 72.00mm and stroke of 66.00mm, resulting in a compression ratio of 12.00:1. The 1075cc inside diameter ensures a robust power delivery, enhancing your motorcycle's acceleration and overall responsiveness. Designed for those who demand authentic performance, this piston kit is a crucial upgrade for a more exhilarating ride.
"Installed this piston kit on my 1978 KZ1000C, and the difference is night and day. The throttle response is sharper, and I can feel the power increase during acceleration. Highly recommend for anyone looking to enhance their ride!"
"After fitting this kit to my KZ900, I noticed a significant boost in torque, especially in the mid-range. It really brought my bike to life!"
Whether you’re cruising the streets or pushing your limits on the track, the Piston Kit Z1/KZ offers a blend of performance and reliability that every motorcycle enthusiast will appreciate. Elevate your Kawasaki’s capabilities with this precision-engineered upgrade, designed to ensure you get the most out of your ride.
Other Part Numbers:
Wiseco #R1075
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Vehicle Make/Model | Year | Trims |
|---|---|---|
| Kawasaki KZ1000A/J | 1977-1980 | Base |
| Kawasaki KZ1000B/K LTD | 1977-1980 | Base |
| Kawasaki KZ1000C/P Police | 1978-1980 | Base |
| Kawasaki KZ1000D Z1R | 1978-1980 | Base |
| Kawasaki KZ1000E Shaft | 1979-1980 | Base |
| Kawasaki KZ1000G Classic | 1980 | Base |
| Kawasaki KZ900/Z1 | 1973-1977 | Base |

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.