JE Pistons 314447 Piston Set 2618 Inv Dome/Dish 3.642 Bore 1.209 CD .905 Pin 4pc

Piston Set, 2618, Inv Dome/Dish, 3.642 Bore, 1.209 CD, 0.905 Pin, Set of 4. Accumulator Groove, Smooth Crown Finish, Pin Fit, and Skirt Coat. Sport Compact, Import and European Pistons are engineered, forged and machined 100% in the USA Forged in the USA using 2618 aluminum, yielding tensile strength and minimal thermal expansion Designed specifically for Subaru WRX EJ205 Engines. To provide optimized performance durability 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 Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings Made 100% in the USA