Mitsubishi 1999-2007 Evolution VI - IX / 4G63 22mm pin J297050

85.0mm bore, 88.0mm stroke, 150.0mm rod length, -12.5cc dome volume

J297050

97050

This piston set is forged from 2618 T6 high tensile strength aluminium. Features include Forged Side Reliefs (FSR) and a Smooth Finished Crown. Piston set has an offset pin and deburring or preparation not required. Includes: .866 x 2.250 straight wall carbon steel wrist pin 1.0x1.2x2.8mm rings Pin fitting Wire locks Specifications: Part #: J297050 Bore: 85.0mm Oversize: STD Stroke: 88.0mm Rod Length: 150.0mm Compression Height: 34.7mm Chamber Volume: 47.0cc Compression Ratio with .050" Head Gasket: 8.5:1 Dome Volume: -12.5cc Gram Weight: 303 Footnote: Accepts Turbo and Nitrous Skirt: Forged Side Relief Included Ring Set: JG1004-3346 With over 60 years experience, JE Pistons is the leader in high performance forged pistons. We've built a reputation that the competition can only follow. JE has a history of manufacturing the highest quality pistons and components that professional engine builders, race teams, and high performance enthusiasts trust and rely on. The top engine builders in NASCAR, ALMS, NHRA, AMA Supercross and others choose JE Pistons over any other brand. For over 60 years, JE's position at the forefront of performance piston manufacturing has been a result of continuous research and development of unique materials, piston designs and technologies. Utilising State-Of-The-Art CNC machines for manufacturing along with purpose-designed forgings, JE is able to maintain exacting specifications on each and every piston and hold tolerances to millionths of an inch. Also available from JE is industry-leading processes like Ultra Crown, a Digital Three Dimensional piston crown machining process and Finite Element Analysis (FEA). FEA is a computer process whereby stress and fatigue are tested on a computer model before it goes into production. JE is the only performance piston manufacturer to earn the QS-9000 quality standard which confirms that JE provides customers the highest standards in quality control. In addition, we also have State-Of-The-Art inspection equipment and testing equipment which enables us to constantly bring you, the customer, the very latest in piston design configurations.