The Cast Pistons Evo 80ci 8.6:1 .030 are a high-quality product designed to enhance the performance of your Harley Davidson motorcycle. These KB Hypereutectic alloy pistons are crafted with a 16% high silicon content, providing exceptional thermal barrier properties and a low thermal expansion rate. This unique composition allows for tight piston to cylinder wall clearances, making them ideal for air-cooled engines.

One of the key benefits of these pistons is their ability to offer optimal ring seal, resulting in quieter engine running and reduced wear over time. The Hypereutectic alloy is best suited for stock or mild compression ratios up to 10.5:1, making them perfect for engines running on pump fuel.

These pistons are specifically designed to fit a wide range of Harley Davidson models, including the FLH Electra Glide, FXR Super Glide, Softail, and many more. With their precise fitment and high-quality construction, these pistons are sure to enhance the performance and longevity of your motorcycle.

Overall, the Cast Pistons Evo 80ci 8.6:1 .030 are a valuable investment for any Harley Davidson enthusiast looking to improve the performance and reliability of their bike. Upgrade your engine with these top-of-the-line pistons and experience a smoother, more efficient ride every time you hit the road.

KB Hypereutectic alloy pistons are cast with a 16% high silicon content that has very high thermal barrier properties along with a low thermal expansion rate, allowing tight piston to cylinder wall clearances. This makes them ideal for air-cooled engines, offering optimal ring seal, quieter engine running and reduced wear. Hypereutectics are best suited for stock or mild compression ratios up to 10.5:1 running on pump fuel.