VS (stall speed): 16 kts | 18 mph | 29 kph
VC (cruise speed): 30 kts | 35 mph | 56 kph
VNE (never exceed speed) : 39 kts | 45 mph | 72 kph
800 ft/min | 4 m/sGlide ratio:
10:1MEW (manufacturers empty weight):
73 kg | 160 lbsMTOW (maximum takeoff weight):
172 kg | 380 lbsEngine:
Zenoah G-25 (20 hp)Fuel consumption:
The Cascade Kasperwing I-80 is an ultralight motorglider designed as a flying wing. The I-80 was was designed by Witold Kasper and Steve Grossruck.
The Kasperwing was manufactured by Cascade Ultralites and sales began in 1976. The aircraft was supplied as a kit for amateur construction.