CHEVY 350 MAIN 2PC REAR SEAL COMPETITION STANDARD WEIGHT FORGED ROTATING ASSEMBLY UNBALANCED

This high-performance forged rotating assembly kit is designed for Small Block Chevy (SBC) 350 engines, specifically for converting them into 383 cubic inch stroker engines. It includes a 4340 forged standard weight crankshaft (3.750" stroke), Pro Sport H-Beam connecting rods (7/16" cap screws, 6.000" length), CP forged dish pistons (-16.2cc), piston rings, and main and rod bearings. The assembly is configured for 350 main journals and a 2-piece rear main seal. It is important to note that this assembly is unbalanced and requires internal balancing before installation. It supports various bore sizes (.030", .040", .060" over) and offers approximate compression ratios based on cylinder head volume: 10.5:1 with 58cc, 9.8:1 with 64cc, and 8.8:1 with 76cc. Rated for up to 750 horsepower, it can support power adders like nitrous, turbos, and superchargers.