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ED-45363 Edelbrock RPM XT EFI 503HP Rear Sump SBF Crate Engine

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Pricing: $17,036.33

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Performer RPM XT EFI 9.9:1 (503 HP & 445 TQ)

For the discerning Ford enthusiast that wants classic muscle and modern technology, Edelbrock's RPM 347 small-block Ford crate engine with Pro-Flo XT fuel injection offers a complete package with powerful fuel injection. Ford supplies the foundation with a four-bolt main Ford Racing BOSS block, forged steel crankshaft, forged steel connecting rods and forged pistons. A 4.030" bore and 3.400" stroke combination is used to provide 347 cubic inches. Edelbrock technicians meticulously install a host of Edelbrock Total Power Package® components including RPM Xtreme cylinder heads, RPM roller camshaft and roller rocker arms. The Pro-Flo XT EFI system is a complete package assembled with the all-new XT intake manifold, fuel injectors, fuel rails and front mount 90mm throttle body. The electronic engine control unit (ECU) is flash programmable and can be fine tuned right from the driver's seat with the included handheld calibration module. A Mallory® distributor, pre-terminated two-piece EFI harness, fuel pump, fuel filter, fuel hose, attaching hardware and software are also included. Edelbrock RPM XT cylinder heads and RPM roller camshaft are used for the ultimate head and cam combo. This package has a black coated intake and valve covers for a custom look. Includes #8841 Victor Series water pump and rear sump oil pan.

Power: 449 HP, 417 ft. lbs. of torque
Displacement: 347 CID
Bore x Stroke: 4.030” x 3.400”
Compression Ratio: 9.9:1
Recommended Fuel: 92 Octane
Block: Cast Iron, Small Block 8.2” deck height.
Crankshaft: Forged Steel
Pistons: Forged
Camshaft: Edelbrock 2271 Steel Hydraulic Roller Tappet
Cam Lift: .573” Intake / .582” exhaust
Cam Duration @ .050”: 235 deg. Intake / 238 deg. Exhaust
Lobe Separation: 112 Degree
Cylinder Heads: Edelbrock 79259 E-CNC Aluminum, 7/16” screw-in rocker studs.
Combustion Chamber: 59cc
Valves: 2.02” Intake/ 1.57” Exhaust
Rocker Arms: Aluminum Roller, 1.6:1 Ratio
Valve Springs: ED5768
Finish: Edelbrock Components are Black Powder-Coated Finish

Engine Includes:
• Fully assembled long block
• Oil pump, pick-up and oil pan
• Edelbrock 35203 Pro Flo XT EFI System
• MSD Pro Billet Distributor
• Cast Aluminum valve covers with Edelbrock logo
• Harmonic Balancer
• Front timing cover
• Right Side Inlet Water Pump Included
• Oil Filter
• Oil Dipstick and Tube


2 year / Unlimited mileage parts & labor warranty.

Tech Note: Equipped with 3-bolt pulley damper, right-hand inlet water pump and left-hand timing pointer. Optional 4-bolt pulley damper, left-hand inlet water pump and right-hand timing pointer available by request.

Optional Finishes
Optional Edelbrock Engine Break-In and Dyno Service


Edelbrock Performance Parts and Accessories

From Edelbrock intake manifolds to carburetors to EFI systems, Edelbrock parts run the gamut of high performance components. But with Edelbrock, you don't have to worry about their specializing in many areas, because they take performance just as seriously as you do. That means all their products are not just tuned and tested for performance, but for Edelbrock performance. With a racing heritage of almost 90 years, you can be sure Edelbrock won't be cutting corners when it comes to innovation and build quality. After all, they' have a reputation to protect.


  • 45363
  • 45363
  • Edelbrock
  • Special Order Item
  • New

Shipping Information

  • Item Requires Shipping
  • 500.0 lbs.
  • FREE 48 State Shipping


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