JE Pistons 317561 High-Performance Forged Piston Kit 66mm Bore Kawasaki

The JE Pistons 317561 is a premium high-performance forged piston kit engineered specifically for Kawasaki motorcycle engines with a 66.00mm bore diameter and 13.5:1 compression ratio. This complete 2-cylinder kit delivers the durability and performance demanded by serious riders and engine builders.

Key Features:

• Forged in the USA from 2618 aluminum alloy for superior tensile strength in high-performance applications
• Proprietary Forged Side Relief (FSR) design minimizes friction and power loss while reducing weight with optimized skirt width and shorter wrist pin
• 66.00mm bore diameter with 13.5:1 compression ratio for enhanced power output
• Complete kit includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings
• Engineered specifically for each engine application to provide optimized performance and durability
• CNC-machined with precision tolerances for reliable operation

Backed by over 75 years of racing piston manufacturing expertise, JE Pistons are trusted by professional engine builders, race teams, and high-performance enthusiasts worldwide. Each piston is designed, forged, and machined 100% in the USA to deliver championship-proven performance.

Note: This product is not CARB-approved and is not legal for use in California on pollution-controlled vehicles.