
This JE Pistons forged 8-cylinder nitrous-dome kit is made for BBC nitrous applications and high-demand racing use. Forged in the USA from 2618 aluminum, the FSR forging profile minimizes skirt contact and friction. Accumulator grooves and optional skirt coatings aid ring seal and reduce wear under boost. Specified for a 4.610 in bore with a 1.270 in compression dish (45.0 cc).
JE Pistons BBC Nitrous Dome Set of 8 Pistons