Transform your Kawasaki's performance with the Piston Kit designed specifically for select models from 1973 to 1980. With a displacement of 1135cc, this kit features a bore of 74.00mm and a stroke of 66.00mm, resulting in a compression ratio of 10.25:1. This precision-engineered kit requires cylinder sleeving and crankcase cleanup for optimal performance, ensuring your engine runs smoothly and efficiently.
"After installing this kit on my KZ1000A, I noticed a significant improvement in throttle response and overall power delivery. The compression ratio really makes a difference in how the bike handles on the road!"
"I fitted this piston kit to my KZ900, and the engine feels revitalized. The additional compression has definitely enhanced my acceleration without sacrificing reliability."
Whether you're restoring a classic or enhancing your ride for everyday use, this Piston Kit delivers the performance and reliability that every Kawasaki enthusiast seeks. With verified fitment and quality construction, it's a smart addition to any motorcycle build.
Other Part Numbers:
Wiseco #K1135
⚠ 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.