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J71
J71 engine change in progress in a F3H-2 Demon, 1963.
Type Turbojet
Manufacturer Allison Engine Company
First run 1948
Major applications B-66 Destroyer
F3H Demon

The Allison J71 was a turbojet engine, designed and built in the United States. It began development in 1948 as a modified J35 and was originally designated the J35-A-23.

Contents

Operational History

The Allison J71 turbojet powered the Douglas B-66 Destroyer and the McDonnell F3H-2 Demon after the failed Westinghouse J40 proved unworkable. The prototype P6M SeaMasters were also fitted with the engine.

Variants

  • J71-A-2E: 9,700 lb (43.1 kN) thrust (14,000 lb (62.3 kN) thrust with afterburner)
  • J71-A-11: 10,200 lb (45.4 kN) thrust

Specifications (Allison J71-A-2B)

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General characteristics

  • Type: Afterburning turbojet
  • Length: 23.9 ft
  • Diameter: 3.5 ft
  • Dry weight:

Components

Performance

External links


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