The Edelbrock/Musi 555 RPM Pro-Flo 4 is a complete crate engine with Pro-Flo 4 electronic fuel injection and is assembled with intake manifold, fuel injectors, fuel rails and throttle body, electronic engine control unit (ECU), high-quality billet distributor, complete harness, fuel pump, fuel hose, and hardware. Pro-Flo 4 is ready to run right out of the box with pre-loaded E-Tuner app and base calibrations. The Edelbrock E-Tuner app provides the ability to adjust air-fuel ratios, ignition curve, idle speed acceleration fuel and much more.
Displacement: 555 c.i.d. Horsepower: 697 hp Torque: 643 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 #35860 Cylinder Heads: E-CNC #79555 Distributor: Included Valve Covers: Cast Aluminum Warranty: 2-Year / Unlimited Mileage
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