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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.

• Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pin
• Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
• Designed specifically for each engine and use application to provide optimized performance durability
• Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings

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.

• Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pin
• Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
• Designed specifically for each engine and use application to provide optimized performance durability
• Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings

JE Pistons Honda CRF250 13.70:1 78MM Bore Piston Kit

JE Pistons Honda CRF250 PRO Piston Kit

JE Pistons Honda CRF450R 12.50:1 98MM Bore Piston Kit

JE Pistons Honda CRF450R 12.50:1 99MM Bore Piston Kit

JE Pistons Honda TRX450R 13.80:1 94MM Bore Piston Kit

JE Pistons Honda TRX450R 13:10:1 94MM Bore Piston Kit

JE Pistons Honda XR400 Dome Piston Kit

JE Pistons Kawasaki KX250F 13:00:1 79MM Bore Piston Kit

As the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of premium forged pistons for sport bike and other motorcycle engines. Engineered, forged and machined 100 percent in the USA, JE Pistons are designed for each specific engine and riding application to provide the ultimate combination of durability and performance. From the road course to the drag strip everything in between, JE Pistons’ performance is proven with every handful of throttle and wave of the checkered flag. Equip your bike with the best in forged pistons.

• Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pin
• Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
• Designed specifically for each engine and use application to provide optimized performance durability
• Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings