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FF-Viper-70 RC Model Designed by: Paul Petty
The FF-Viper-70 is an upscaled 70mm EDF version of the FF-Viper-50. The Model will also work with 64mm EDF's.  The original RC model design was made with Dollar Tree Foamboard and painted with Testor's Foam Safe Model Paint. Other materials such as Depron Foam and Fan Fold Foam may be used to make this model but may require carbon spar reinforcement.



  • Wing Span: 29 Inches (73.66cm)

  • Length: 31.5 Inches (80.00cm)

  • AUW: 34.0 Ounces (963.9gm) (As Built with Foamboard, Depron or Fan Fold Foam may result in a lighter model)

  • Servos: 2 Micro (Metal Gear Recommended)

  • Motor: Hobby King - Dr. Mad Thrust 11-Blade 70mm EDF 3900kv, 1300watt

  • Battery: 4S 2600mah (60C or better recommended)

  • Speed: 70+mph (112+kph) depending on motor used

  • Required Radio: Minimum 4-Channel (with Delta Mixing)

  • Flight Skill Required: Intermediate

  • Building Skill Required: Beginner to Intermediate 

Free PDF Plan Below:

DXF & DWF Zip File
(Can use for CNC or Laser Cutters)
Some 70mm & 64mm EDF Options On Amazon.
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