In the realm of high-performance motorcycle components, the Wiseco Gasket Kit Big Bore stands as a testament to engineering excellence and meticulous craftsmanship. Designed specifically for the discerning owner of Harley-Davidson XLH1200 Sportster 1200 and XLH883 Sportster 883 models from 1988 to 1990, this gasket kit encapsulates the very essence of performance and reliability.
Engineered with precision to meet the exacting standards of Harley-Davidson enthusiasts, this gasket kit is compatible with the following models:
The Wiseco Gasket Kit Big Bore is meticulously crafted to ensure optimal sealing and performance under the most demanding conditions. Each gasket is produced using high-grade materials that withstand extreme temperatures and pressures, ensuring longevity and reliability. The top-end positioning of these gaskets is strategically designed to minimize the risk of leaks, thereby maintaining the integrity of your engine’s performance.
Wiseco employs advanced manufacturing techniques, including precision billet machining, to achieve tolerances that are second to none. The gaskets are engineered to provide a perfect fit, enhancing the overall performance of your Harley-Davidson while ensuring that the aesthetic integrity of your motorcycle is preserved.
Owners of the Harley-Davidson XLH1200 who have integrated the Wiseco Gasket Kit into their builds have noted significant improvements in engine responsiveness and reliability. One discerning rider remarked, “Fitted to my XLH1200 — the installation was seamless, and I immediately noticed a tighter seal and improved throttle response. The craftsmanship is evident, and I trust Wiseco for my performance needs.”
For those who demand nothing but the best for their bespoke performance builds, the Wiseco Gasket Kit Big Bore is not merely an accessory; it is an essential component that enhances the very essence of what it means to ride a Harley-Davidson. Elevate your machine with this unparalleled gasket kit and experience the difference that precision engineering can make.
Other Part Numbers:
Wiseco #W5912
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Vehicle Make/Model | Year | Trims |
|---|---|---|
| Harley-Davidson XLH1200 | 1988-1990 | Base |
| Harley-Davidson XLH883 | 1988-1990 | 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.