CHEVY 350 MAIN 2PC REAR SEAL STREET PERFORMANCE SERIES 9000 ROTATING ASSEMBLY UNBALANCED

The SCAT Chevy 350 - 383 Cast Rotating Assembly (1-90355) is designed for mild performance pump gas engine builds, supporting up to 600 maximum horsepower. It includes a Series 9000 Cast Crankshaft with a 3.750 stroke and 350 main, Pro Stock I-Beam Connecting Rods with 3/8" Cap Screws and a length of 5.700, Icon Forged -18.9cc Dish Pistons (available in .030, .040, .060 bore sizes), premium ring set, and rod & main bearings. This assembly is for 2-piece rear seal applications and requires external balancing before installation. Power adders such as nitrous, turbos, and blowers are not recommended.