Edelbrock/Musi 555 RPM Carbureted 10.0:1 (676 HP & 649 TQ)

Edelbrock/Musi 555 RPM XT Carbureted 10.0:1 (676 HP & 649 TQ) Crate Engine by Edelbrock
  • 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
  • Distributor: Included
  • Valve Covers: Cast Aluminum
  • Warranty: 2-year / Unlimited mileage
Edelbrock/Musi 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.

Application Dyno Emissions Part #
Edelbrock/Musi 555 RPM Carbureted (water pump not included) 49550

The following guide is designed to help you determine which Edelbrock components are legal for use on your vehicle. Learn more about Edelbrock Product Emissions Guide.

    50-State Legal
    For Racing Use ONLY
    For Use on Pre-Pollution Controlled Vehicles (PPCV)
    Stock Replacement Part
    Engine Swaps