JE Forged Piston & Ring Kit, 85.5mm Bore (-13.3cc Dish) (J297051)

J297051 - 4G63 EVO 6-9 PISTON -12.5cc

Suit Mitsubishi 4G63, 88mm Stroke, 150mm Rod Length, 22mm Pin

Part Number: J297051

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 #: J297051

Bore: 85.5mm
Oversize: 0.5mm
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: -13.3cc
Gram Weight: 306
Footnote: Accepts Turbo and Nitrous
Skirt: Forged Side Relief

Included Ring Set: JG1004-3366
With over 60 years of 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 uter 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.