Edelbrock 49557 Edelbrock/Musi 555 RPM XT EFI 723 HP

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Block has a 9.8" deck height and a 10.0:1 compression ratio
This 555 c.i. engine puts out an astonishing 723 horsepower and 652 ft. lb. of torque
System also includes fuel injectors, fuel rails, fuel pump, throttle body, electronic engine control unit (ECU) and 7" Android tablet with pre-loaded E-Tuner app and calibrations

$21,851.95

Factory Shipped

This part will be shipped by the manufacturer. We estimate this item will ship on or before October 10th.

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Product Summary

502, 572, Long Block Crate Engine Type

Block has a 9.8" deck height and a 10.0:1 compression ratio
This 555 c.i. engine puts out an astonishing 723 horsepower and 652 ft. lb. of torque
System also includes fuel injectors, fuel rails, fuel pump, throttle body, electronic engine control unit (ECU) and 7" Android tablet with pre-loaded E-Tuner app and calibrations
Includes a front mount 90mm throttle body design manifold with a large plenum and tapered runners that deliver more horsepower and torque than a traditional single-plane intake manifold
The E-Tuner app uses a Bluetooth wireless connection to communicate with the ECU’s self-learning capability to continually adjust the calibration to get the maximum performance of your engine

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Key Specs

Crate Engine Type	Long Block
Engine Displacement	555 cu. in.
Compression Ratio	10.0:1
Camshaft Type	Hydraulic Roller Tappet
Cylinder Head Material	Aluminum

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Edelbrock 49557 Details

The Edelbrock/Musi 555 Pro-Flo 4 XT is the most powerful package in our line and features the Pro-Flo 4 XT electronic fuel injection. The Pro-Flo 4 XT EFI system consists of a front mount 90mm throttle body design manifold with a large plenum and tapered runners that deliver more horsepower and torque than a traditional single-plane intake manifold. The system also includes fuel injectors, fuel rails, throttle body, electronic engine control unit (ECU).

Like the Pro-Flo 4 single-plane application, this engine is ready to run right out of the crate with pre-loaded calibrations. The E-Tuner app uses a Bluetooth wireless connection to communicate with the ECU’s self-learning capability to continually adjust the calibration to get the maximum performance of your engine.

Displacement: 555 c.i.d.
Horsepower: 723 hp
Torque: 652 ft-lbs
Compression: 10.0:1
Block: Big-Block (9.8" deck height)
Crankshaft: Forged Steel 4.250"
Pistons: Forged
Camshaft: Rollin’ Thunder Hydraulic Roller #2264
Rocker Arms: 1.7:1 Roller #77790
EFI Systems: Pro-Flo 4 XT #35883
Cylinder Heads: E-CNC #79555
Distributor: Included
Valve Covers: Cast Aluminum
Warranty: 2-Year / Unlimited Mileage

Charts

Edelbrock Limited Warranty Registration Form (PDF)

Edelbrock Crate Engine Valve Adjustment (PDF)

Guides & Documents

Crate Engines Instruction Sheet (32549557)

Crate Engines Guide/Document (32549557)

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

CA Prop 65

CARB warning

Edelbrock 49557 Specifications

KEY SPECS
MFG. Part #	49557
Brand	Edelbrock
Crate Engine Type	Long Block
Engine Displacement	555 cu. in.
Compression Ratio	10.0:1
Camshaft Type	Hydraulic Roller Tappet
Cylinder Head Material	Aluminum
Carburetor Included	No
Intake Manifold Included	Yes
Distributor Included	Yes
Valve Covers Included	Yes
Engine Balance	Internal/External
Cylinder Heads Included	Yes
Rear Main Seal Style	1-piece
Throttle Body Included	Yes
Oil Pan Included	Yes
Timing Cover Included	Yes
Water Pump Included	No
Harmonic Balancer Included	Yes
Flexplate Included	No
Flywheel Included	No
Air Cleaner Included	No
Spark Plugs Included	No
Spark Plug Wires Included	No
Computer Included	Yes
Wiring Harness Included	Yes

GENERAL
Assembled	Yes
GTIN Code	085347495573
Notes	Self tuning multi-port sequential injection.
Sold in Quantity	Each