The KB forged pistons are a true marvel of engineering, designed to enhance the performance of your Harley Davidson motorcycle. Crafted from 4032 forged alloy with an 11% silicon content, these pistons are formed in a forging press and then fully machined to perfection. This meticulous manufacturing process ensures that the pistons have superior crack resistance under detonation or pre-ignition, making them ideal for both street and race applications.

One of the key features of these forged pistons is their compatibility with power adders such as NOS or boost, allowing you to push your motorcycle to its limits without worrying about piston failure. Whether you’re tearing up the track or cruising down the highway, these pistons will deliver the performance and reliability you need.

Additionally, all Twin Cam and Sportster applications feature coated skirts, further enhancing the durability and longevity of the pistons. This coating reduces friction and wear, ensuring that your pistons will continue to perform at their best for years to come.

With a compression ratio of 9.5:1 and a .010 oversize, these forged pistons are designed to optimize the performance of your Harley Davidson motorcycle. Whether you’re looking to increase horsepower, torque, or overall engine efficiency, these pistons are sure to deliver the results you desire.

In conclusion, the KB forged pistons are a must-have upgrade for any Harley Davidson enthusiast looking to take their motorcycle to the next level. With their superior quality, durability, and performance, these pistons are sure to exceed your expectations and enhance your riding experience.

KB forged pistons are made from 4032 forged alloy with an 11% silicon content, formed in a forging press and then fully machined. Due to the material and manufacturing process these pistons have superior crack resistance under detonation or pre-ignition. They are suited for Street or Race applications with power adders such as NOS or boost. All Twin Cam and Sportster application feature coated skirts.