A JE Pistons forged right piston for 400 SBC applications, 4.125" bore with a domed crown and 18° valve reliefs. JE Pistons are forged in the USA and tailored for high-demand racing and performance use; design features cited include 2618 aluminum forging, proprietary forged side relief to reduce friction and weight, optional skirt coatings and application-specific machining choices to deliver consistent durability for the intended Chevrolet small block application.
JE Pistons 400 SBC DOME 4.125in Bore 18DEG Single Right Piston