Edelbrock Crate Engine EdelbrockPat Musi 555 RPM XT BBC 675 HP Stock Exhaust Port Location

Engine Specifications Displacement 555 c.i.d. Horsepower 676 hp Torque 649 ft - lbs. Compression 10.01 Block Big - block 9.8 Crankshaft Forged Steel 4.250 Pistons Forged Camshaft Rollin' Thunder Hydraulic Roller 2264 Rocker Arms 1.71 Roller Manifold Victor Jr. 454 - R 2902 Cylinder Heads E - CNC 79555 Carburetor Thunder Series AVS Distributor Included Valve Covers Cast Aluminum Warranty 2 - year Unlimited mileage EdelbrockMusi 555 crate engines are a powerful big cubic inch package that features the all new Edelbrock E - CNC cylinder heads for the ultimate in Edelbrock performance. E - CNC cylinder heads are fully CNC ported to achieve optimal air - flow for maximum horsepower and torque in high performance street and light duty racing applications. They feature exhaust port exits in the stock location, which allows for the use of off - the - shelf headers. They are available in three options carbureted and with Pro - Flo 2 or Pro - Flo XT electronic fuel injection. Each engine is assembled by 8 - time Pro Street World Champ Pat Musi. They all deliver maximum hp and torque on 91 octane. The carbureted package includes a Victor Jr. intake manifold and 800cfm Thunder Series AVS carburetor. It delivers an incredible 676 horsepower and 649 ft - lbs of torque.