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Bell AH-1Z Viper Attack Helicopter Family

The Bell AH-1Z Viper is the U.S. Marine Corps next-generation attack helicopter replacing the AH-1W Super Cobra. It is a twin-engine, tandem-seat rotorcraft for armed reconnaissance, close air support, aerial escort, and shipboard expeditionary operation. Bell identifies two 1,800 shp General Electric T700-GE-401C turboshaft engines. The 401C model is a T700-family engine distinct from the powerplants used by other AH-1 variants and T700 installations.

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Identity

Aliases
AH-1Z ViperViperAH-1ZSuper Cobra Viper
Family Name
Bell AH-1Z Viper
Full Name
Bell AH-1Z Viper Attack Helicopter Family
Roles
militaryreconnaissance
Status
active
Type
aircraft

Details

Aircraft Specs
Configuration
rotorcraft
Crew Capacity
2
Cruise Speed
…
Max Speed
…
Max Takeoff Mass
…
Operating Modes
landwater
Takeoff Landing Capabilities
vtol
Description
The Bell AH-1Z Viper is the U.S. Marine Corps next-generation attack helicopter replacing the AH-1W Super Cobra. It is a twin-engine, tandem-seat rotorcraft for armed reconnaissance, close air support, aerial escort, and shipboard expeditionary operation. Bell identifies two 1,800 shp General Electric T700-GE-401C turboshaft engines. The 401C model is a T700-family engine distinct from the powerplants used by other AH-1 variants and T700 installations.
Dimensions
Height
…
Length
…
Rotor Diameter
…
Manufacturer
Propulsion Configurations
  • Entries
    • Count
      2
      Placement
      fuselage
      Propulsion System
      Role
      main
      Stage
      airframe
      Variant Notes
      Two T700-GE-401C turboshafts; Bell lists 1,800 shp uninstalled for each engine.
    Name
    AH-1Z Viper T700-GE-401C installation
    Notes
    The AH-1Z is powered by two General Electric T700-GE-401C turboshaft engines. Bell lists 1,800 shp uninstalled for each engine.

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Creation Time
August 15, 2026 at 20:20:26 UTC
Updated Time
September 8, 2026 at 08:22:14 UTC