Edelbrock / Musi 555 Carbureted Big Block Chevy Crate Engine

This Edelbrock/Musi 555 Carbureted Big Block Chevy Crate Engine features a Pat Musi Performance short block and Edelbrock E-CNC cylinder heads, plus various other Victor Series parts. This big cubic inch package is a combination of reliable USA-made pieces that enhance your engine's performance during street or light duty racing!

Features and Benefits:
- Big cubic inch crate engine with E-CNC cylinder heads
- Pat Musi Performance short block with all new Edelbrock Victor Series parts
- CNC ported heads optimizes airflow, hp, and torque for street/light duty racing
- Offers 676 horsepower and 649 ft-lbs. of torque on 91 octane pump gas
- Operating range from 1500 to 6500 RPM
- Stock exhaust port exit location allows for off-the-shelf headers
- Includes Victor Jr. intake manifold
- Includes 800cfm Thunder Series AVS carburetor
- Made in the USA

This Crate Engine (49550) offers an increase of 676 horsepower and 649 ft-lbs. of torque when run with 91 octane pump gas. As a package, it includes a Victory Jr. intake manifold and a Thunder Series AVS carburetor that runs at 800cfm. The cylinder heads are fully CNC ported, providing maximum airflow as you dominate the track. It also allows the use of off-the-shelf headers thanks to a stock exhaust port exit location.

Engine Specifications:
- Displacement: 555 c.i.d.
- Horsepower: 676 hp
- Torque: 649 ft-lbs.
- Compression: 10.0:1
- Block: Big-block 9.8"
- Crankshaft: Forged Steel 4.250"
- Pistons: Forged
- Camshaft: Rollin' Thunder Hydraulic Roller #2264
- Rocker Arms: 1.7:1 Roller
- Manifold: Victor Jr. 454-R #2902
- Cylinder Heads: E-CNC #79555
- Carburetor: Thunder Series AVS 800 cfm carb
- Distributor: Included
- Valve Covers: Cast Aluminum

Additional Notes:
- Engine ships with no oil inside, but comes with 8 quarts of Edelbrock Break-In Oil in the crate. Before starting the engine, you will need to prime the oil system. Do not turn the engine over with starter motor for priming.
- This engine is not supplied with the crankshaft bolt due to many different applications. It is required to purchase and install the crankshaft bolt that matches the given application.
- A torque converter with a stall speed of 2000 to 2500 RPM is recommended for street use. Using one with a stall speed greater than recommended can cause power loss and damage to drivetrain components.