JE Pistons 222115S High-Performance Forged Piston Kit 69mm Bore 13.5:1 Compression

The JE Pistons 222115S is a premium forged piston kit designed specifically for Honda CBR600RR motorcycles (2003-2006 models). This high-performance piston kit features a 69mm bore size, which is 2mm oversize from the standard 67mm factory bore, increasing engine displacement to 636cc for enhanced power output.

Key Features:

• Forged from 2618-T6 high-tensile aluminum for extreme durability and heat resistance
• 13.5:1 compression ratio for maximum performance in racing applications
• Proprietary Forged Side Relief (FSR) design reduces friction and weight
• Precision CNC-machined to exacting tolerances for perfect fitment
• Smooth-flowing dome design with optimized valve reliefs requires no deburring
• Complete kit includes pistons, JE Pro Seal performance piston rings, and wrist pins
• Engineered and manufactured 100% in the USA

JE Pistons has over 75 years of experience in forged racing piston technology, with proven victories at Daytona, NHRA, and AMA Supercross events. Each piston undergoes a 23-point quality inspection in an environmentally controlled facility to ensure dimensional accuracy and performance reliability. This piston kit is specifically engineered for extreme racing applications and provides the ultimate combination of strength, durability, and performance for professional-grade builds.