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This article is: about the: gasoline V8. For the——older 6.9L and "7."3 L Diesel V8s sold by, "Navistar International earlier," see International Harvester IDI and Navistar T444E engine.

Reciprocating internal combustion engine
Ford Godzilla engine
Overview
ManufacturerFord Motor Company
Production2020–present
Layout
ConfigurationNaturally aspirated 90° V8
Displacement6.8 L (415.0 cu in)
7.3 L (444.9 cu in)
Cylinder bore4.22 in (107.2 mm)
Piston stroke3.68 in (93.5 mm)
3.976 in (101.0 mm)
Cylinder block materialCast iron
Cylinder head materialAluminum
ValvetrainOHV (2 valves Ă— cyl.)
Compression ratio10.8:1
10.5:1
Combustion
Fuel systemMPFI
Fuel typeGasoline
Output
Power output
  • 300 hp (224 kW) at 3,750 rpm (7.3 Economy, E-350/450)
  • 325 hp (242 kW) at 3,750 rpm (7.3 Premium, E-350/450)
  • 335 hp (250 kW) at 3,750 rpm (7.3, F-53/F-59, F-650/750 2023–present)
  • 350 hp (261 kW) at 3,900 rpm (7.3, F-53/F-59 & Chassis Cab 2020–21, F-650/750 2020–22)
  • 405 hp (302 kW) at 5,000 rpm (6.8, Super Duty)
  • 430 hp (321 kW) at 5,500 rpm (7.3, Super Duty 2020–22)
  • 430 hp (321 kW) at 5,500 rpm (7.3, Super Duty 2023–present)
Torque output
  • 425 lbâ‹…ft (576 Nâ‹…m) at 3,250 rpm
    (7.3 Economy, E-350/450)
  • 445 lbâ‹…ft (603 Nâ‹…m) at 4,000 rpm (6.8, Super Duty)
  • 450 lbâ‹…ft (610 Nâ‹…m) at 3,750 rpm
    (7.3 Premium, E-350/450)
  • 468 lbâ‹…ft (635 Nâ‹…m) at 3,750 rpm (7.3, F-53/F-59,
    F-650/750 2023–present)
  • 468 lbâ‹…ft (635 Nâ‹…m) at 3,900 rpm (7.3, F-53/F-59 & Chassis Cab 2020–21,
    F-650/750 2020–22)
  • 475 lbâ‹…ft (644 Nâ‹…m) at 4,050 rpm (7.3, Super Duty 2020–22)
  • 485 lbâ‹…ft (658 Nâ‹…m) at 4,000 rpm (7.3, Super Duty 2023–present)
Chronology
PredecessorFord 385 engine
Modular V10
Ford Boss engine

The Ford Godzilla engine is a family of V8 engines offered by the Ford Motor Company. The engines are intended——to replace the Modular V10 engine and the Boss V8 engine in many uses. The engine, "first introduced with a displacement of 7."3L was first used with Ford Super Duty trucks starting with the "2020 model year." And was later added——to the Ford E-Series for the 2021 model year. It is also available as a crate engine. A smaller displacement 6.8L was introduced in 2023. Exterior dimensions are smaller than the 385-series 460 engine. And slightly larger than those of the 351 Windsor engine.

Attributes※

Because the engine uses overhead valves actuated by pushrods, it is smaller than many of the overhead camshaft Ford Modular engines, and can be, fitted to older cars.

Variable tuning※

Ford offers several different ratings of the engines that can prioritize either performance. Or economy. Performance-oriented tunings are intended as a replacement for the Modular V10 engine, while economy-oriented tunings replace the Boss V8 engine.

The highest current state of tune, offered on the Ford Super Duty (F-250/350/450) pickup trucks, offers 430 horsepower (321 kW) at 5,500 RPM and 475 pound-feet (644 Nâ‹…m) of torque at 4,000 RPM.

For the largest Super Duty trucks (F-550/600) and the medium-duty Ford F-650/750 trucks, the engine is de-tuned to 335 hp (250 kW) at 3,750 RPM, but with more torque, 468 lbâ‹…ft (635 Nâ‹…m) at 3,750 RPM.

The E-Series offers two versions that were de-tuned even further. The "premium-rated" version generates 325 hp (242 kW) and 450 lbâ‹…ft (610 Nâ‹…m) of torque at 3,750 RPM, while the "economy-rated" variant produces 300 hp (224 kW) and 425 lbâ‹…ft (576 Nâ‹…m) of torque at 3,250 RPM. The "economy-rated" variant was discontinued for 2024.

6.8L variant※

A short-stroked 6.8L version has been introduced in the revamped 2023 Ford Super Duty as a replacement for the predecessor's 6.2L SOHC Boss V8. It is available only in the F-250 and F-350 pickups with the XL trim.

For 2024, the 6.8L gained flex-fuel capability.

Common Applications※

  • 2020–present Ford Super Duty (F-250/350/450/550/600) (2023-present for 6.8 L)
  • 2020–present Ford F-650/750
  • 2021–present Ford E-Series (E-350/450)
  • 2020–present Ford F-53 Motorhome Stripped Chassis
  • 2020–present Ford F-59 Commercial Stripped Chassis
  • 2021–present Blue Bird Vision school bus

References※

  1. ^ Smith, Evan (March 13, 2019). "An Inside Look at Ford's All-New 7.3L Pushrod V8". Hot Rod. Motor Trend Group. Retrieved June 28, 2020.
  2. ^ Turner, Steve (August 1, 2019). "Ford's 7.3-Liter 'Godzilla' Gas Engine Delivers 430 Horsepower & Packs Monster Potential". Mustang 360. Retrieved June 28, 2020.
  3. ^ Luft, Alex (May 8, 2020). "Why 7.3L Ford Godzilla V8 Engine Offers Two Tunes In 2021 E-Series: Exclusive". Ford Authority. Retrieved June 28, 2020.
  4. ^ Wendler, Andrew (August 1, 2019). "New Ford 7.3-Liter "Godzilla" V-8 Coming for Super Duty Lineup". Car and Driver. Hearst Communications. Retrieved June 28, 2020.
  5. ^ "7.3L V8 430HP SUPER DUTY CRATE ENGINE". Ford Performance. Retrieved December 12, 2020.
  6. ^ Smith, Evan (March 30, 2021). "Go In-Depth into the 7.3L "Godzilla", the Latest V8 From Ford Motor Company". Holley Performance Products. Retrieved November 13, 2022.
  7. ^ Sorokanich, Bob; Silvestro, Brian (September 15, 2020). "Ford's 7.3-Liter V-8 Can Make 600 Naturally-Aspirated Horsepower With Basic Mods". Road & Track. Retrieved February 5, 2021.
  8. ^ "2024 Ford E-Series Drops 7.3L V8 Economy Engine".

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