JE, Harley Davidson, 3.937 in. Bore, 2 Cyl. Kit

As the leader in forged racing pistons, JE Pistons has been at the forefront of V-Twin and Harley-Davidson piston performance for decades, with over 75 years of experience. JE's carefully developed line of V-Twin pistons is engineered, forged and machined 100 percent in the USA and are designed for each specific engine and use application to provide the ultimate combination of durability and performance. From fun and powerful cruisers to all-out V-Twin drag racing, JE Pistons' performance is proven with every handful of throttle. Equip your bike with the best in forged pistons. Specs include Proprietary Forged Side Relief (FSR) forging design, forged in the USA using 2618 aluminum, and includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings.