JE Pistons SBC 400 FSR dome piston kit (set of eight) for SBC 400 applications. These pistons are 4.155 in. bore with a 1.125 in. compression height and 10.8 cc dome for tailored combustion characteristics. The Forged Side Relief design reduces skirt width and friction, while accumulator groove and optional skirt coating improve ring control and wear resistance. Forged from 2618 aluminum and made in the USA.
JE Pistons SBC 400 FSR DOME Set of 8 Pistons