Ati Performance - Crank Hub & Inner Shell Steel - Bbc W/1/4 Keyway

Experience peak performance with the Ati Performance Crank Hub & Inner Shell Steel. Engineered precisely for Big Block Chevy engines, this component boasts a 1/4 keyway and a durable steel construction with a sleek black oxide finish. Tailored for harmonic balancer assemblies, it ensures optimal functionality and longevity in your engine setup. Dimensions are compact and designed for seamless integration, measuring at 5.5 inches in length, 5.3 inches in width, and 4.6 inches in height. Ideal for those aiming to maintain or enhance performance efficiency in high-performance engines.