Curtis Youngblood Rave ENV "Big Block" Flybarless Nitro Helicopter Combo w/Steel Gears & Blades

Curtis Youngblood
This item is discontinued and no longer available for purchase. You may want to search our site for a similar item.
Low Price: $999.99
Discontinued Online

This is the Curtis Youngblood Rave ENV "Big Block" Flybarless Nitro Helicopter Combo. The Big Block edition kit was developed to handle the demands of high horsepower 105 and 120 class engines and will satisfy any pilot looking to experience the best in design, detail, and performance. In addition to the high performance features found on the standard ENV series, the Big Block edition also includes a set of 690 V2 blades, steel helical cut tail gears, a top metal bearing block and an awesome orange and white canopy.

Big Block Kit Includes:

  • 690 V2 Blades
  • Top Metal Bearing Block
  • Steel Helical Cut Gears
  • Orange Canopy


  • Simple and easy-to-build design
  • All-metal rotor head
  • Light weight design for ultimate 3D performance
  • Rigid frame design for precision flying
  • Multi-position control options for extreme or precision flying
  • +/- 14 degree collective ability for extreme 3D
  • Dual support clutch design for longevity and durability
  • Clutch is a modular design for easy removal from top or bottom
  • Multi-use frame stiffeners to fine-tune preferred setup
  • Fuel tank capacity:  660cc
  • Heavy duty tail system
  • Smooth torque tube tail drive for high end 3D or FAI performance.
  • Versatile frame design for easy conversion from Nitro to Electric
  • Versatile overall design for easy conversion to and from flybarless
  • Large, high-efficiency cooling fan system
  • Removable fan shroud baffle to optimize for different engines
  • Large Mod1 main gear
  • Large Mod1 pinion
  • Tail boom pinned in both ends for positioning and safety
  • Ready to fly weight is 4.3kg
  • New control surface pinning feature for easy pushrod setup

Rave 90 ENV Nitro Specifications:
Length: 1340mm
Height: 474mm
Main Blade Length:  690-710mm
Main Rotor Diameter: 1531-1571mm
Tail Rotor Diameter: 294.5 mm
Engine Pinion Gear: 16T
Main gear: 130 tooth Mod1
Autorotation Tail Drive Gear: 118T Mod1
Drive Gear Ratio: 8.125:1:4.54 (E:M:T)
Fuel Tank Capacity: 660CC

Needed to Complete:

  • Helicopter Transmitter & Receiver 
  • (3) Cyclic Servos
  • (1) Tail Servo
  • (1) Throttle Servo
  • Engine & Pipe
  • Engine Starter, Fuel & Pump
  • Flybarless Control Unit
  • Tools for Setup & Assembly

This product was added to our catalog on May 17, 2012.