JE Pistons 257668 Piston Set Kit 4.390" Bore 1.350 CD .99 Pin for Ford BB 8Pc

Piston Set, 2618, Inv Dome/Dish, 4.390 Bore, 1.350 CD, 0.990 Pin, Set of 8. JE Auto forged pistons from JE Pistons are the result of over 75 years of industry leading experience extended to our range of premium forged pistons for Ford Big Block M6049 SCJ Engines JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From drift track to drag strip, JE Pistons’ performance is proven in victory lane time and time again. Equipped with the following custom level features Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications Designed specifically for Ford Big Block M6049 SCJ 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, and locks Made 100% in the USA