
This JE Pistons set supplies eight .305" dome, flat-top pistons matched to a 4.155 in. bore with 1.125 in. compression distance and 10.8 cc dome volume for 400 SBC engines. Forged from 2618 aluminum in the USA, the pistons use JE's Forged Side Relief design along with optional accumulator grooves and skirt coatings to minimize friction, control ring flutter and provide robust durability for high-stress applications.
JE Pistons 400 SBC .305 DOME Set of 8 Pistons