We are Proformance Unlimited. We have over 45 years of experience building Ford performance engines. If you would like more information or have any questions feel free to give us a call.  

Our complete Supercharged 7.3L Ford Godzilla 1000HP crate engine package dyno tested ready for installation. This build features the cast iron 6 bolt main block. Comes ready to install into your early Ford resto mod. We can also assist you in picking out the correct motor mount and header combo that will fit your hot rod. If you are in need of a serpentine pulley kit complete with components or a transmission we can assist you with that as well. All our Godzilla crate engines can be custom painted* “customers choice of color”. 

7.3L Godzilla Supercharged 1000HP Turn-Key Crate Engine Assembly:

  • Fully Machined Ford 7.3L Cast Iron 6 Bolt Main Block
  • Ford 7.3L forged crankshaft
  • H-Beam connecting rods (Callies or K1)
  • Forged Performance Pistons (Mahle, Wiseco, or Diamond)
  • Complete Assembly Internally Balanced
  • Main Studs
  • Custom Ground Hydraulic Roller Camshaft (Callies, Texas Speed, or Comp)
  • Hydraulic Roller Lifters
  • Timing chain set
  • Zero Degree Timing Lock Out
  • Oil pump
  • Ford 7.3L Godzilla Cylinder Heads
  • Cylinder Head Porting By (Willis Performance) 
  • 2.170 8mm Intake Valves
  • 1.67 8mm Exhaust Valves
  • Beehive Performance Valve Springs (PAC)
  • Head Studs
  • Valve Retainers And Locks
  • Ford Rocker Arms
  • Chrome Moly Pushrods
  • Head Bolts
  • Aluminum Timing And Rear Cover
  • 8 Quart Aluminum Oil Pan
  • Valve Covers (Indy Power Products Billet Lower)
  • Valve Cover Tops (Indy 7.3L Godzilla Black)
  • Harmonic Balancer (Inovators West)
  • 3.0L Supercharger (Whipple)
  • Holley Fuel Rail Kit
  • 132mm DBW Throttle Body (Black)
  • Oil And Filter
  • Coil Packs (LS Style)
  • Calibrated ECU (Holley Terminator X-Max)
  • Main ECM Engine Wiring Harness
  • Coil Pack Harness
  • Fuel Injector Harness
  • Plug Wires
  • Wide Ban O2 Sensor
  • Intake Air Temperature Sensor
  • Crankshaft Position Sensor
  • Camshaft Position Sensor
  • Engine Coolant Temperature Sensor
  • Manifold Air Pressure Sensor
  • Spark plugs
  • Fuel Injectors
  • Water Pump
  • Alternator with Idles And Tensioners
  • Engine will be Dyno tested and tuned for optimum performance
  • No Warranty!
 Here at Proformance Unlimited the quality of our crate engines are 2nd to none. Our goal is to custom build you a show car quality engine of your dreams. When we tell you we custom build your performance engine from start to finish, it’s a promise we stand behind. Our performance engines are custom designed and built to withstand the everyday abuse. All our machine work is performed in-house by long term experienced and highly skilled machinist. We welcome you to come and tour our facility and talk personally with your engine builder so you can be 100% self assured your dream engine becomes a reality. Our staff is committed to providing you with any technical support questions you may have. We look forward to speaking with you.


**Engine shown with optional upgrades.  Items included in this engine are the parts listed above.  If you are interested in the upgraded items shown, please call us or message us for pricing**