JE Pistons Yamaha RHINO 660 STROKR Piston Kit

As the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of Pro Series pistons for powersports engines. Engineered, forged and machined 100 percent in the USA, JE Pro Series ATV pistons are designed for each specific engine and racing application with input from professional-level teams and racers. From motocross to dirt track and everything in between, JE Pistons' Pro Series are the ultimate forged piston choice for ATV competition.

• 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