Kalt Cyclone

	Specification:    Cyclone  Cyclone II  Length  1270 mm  1270 mm  Height   -    Main Rotor Dia  1400 mm  1400 mm  Rotorhead  K-4  K-5  Tail Rotor Diameter.  254 mm  / 10"    Total Weight  4000 - 4200 g  4100 - 4200 g  Gear Ratio  9 : 1 : 5  9 : 1 : 4.45  Engine .50 cu in(8.0 cc) .50 cu in(8.0 cc)
Documents:
Manual Cyclone
Drawings:

 1987 Catalogue    

Designed for 50 size engines and came with K4 head as standard with flat belt drive to the tail rotor and frames etc now manufactured from composite plastic.

Cyclone kit review - From 1985 RC_Helicopters

Cyclone kit review - By Dave Day

Cyclone modifications  -  1988 add on goodies and upgrading

Cyclone 2nd hand review  -  1988 review of the trials of a used Cyclone.

1989 Hang on Airwolf fuselage

Kalt Cyclone II

Introduced late 1989 and upgraded with the K5 head and toothed 'non slip' tail rotor drive belt with autorotation as standard.

Note that 2010 information has a replacement toothed belt identified as JR part number JRP960188 (tail drive belt-E).

Kalt Cyclone (60)

  Sixty size engine