Chevrolet Performance - LS3/L92 Engine Block

The Chevrolet Performance LS3/L92 Engine Block is a high-quality, bare engine block designed for maximum power and durability. With its 4.065 inch bore and 9.240 inch deck height, this aluminum block features a standard main, 6-bolt mains, and a 1-piece seal, perfect for GM LS-Series engines. Built to handle stroker cranks and tested to support over 500 horsepower, it's an excellent choice for performance enthusiasts looking to upgrade their engine. This engine block is a direct replacement for certain models, making it an efficient option for rebuilding or new projects.