Blueprint Engines BP38350CT1: BP38350CT1 GM Vortec Truck/SUV Base Long Block Crate Engine, 383 ci Stroker, Compression Ratio: 10:1
Long Block Engine
GM Vortec Truck/SUV Crate Engine 383 ci Stroker +47 HP Over Stock +55 ft.-lbs TQ Over Stock Aluminum Heads Compression Ratio: 10:1 Long Block/Base Engine