Employing formed honeycomb skins to carry virtually all structural loads in the external surface iof the airframe, the Vipan (Peewit) has no wing spar as such and features a continuous, one-piece cantilever undercarriage of glass-fibre reinforced plastic.
A four-seat cabin monoplane, the first prototype, powered by a 160 hp Lycoming O-320-B2B engine, flew on 25 February 1961.
Two further prototypes, with 180 hp Lycoming O-360 engines, were produced under a Swedish Army contract, the first flying on 27 June 1962.
MFI-10B
Engine: 180 hp Lycoming O-360-A1D
Wingspan: 35 ft 1.5 in
Length: 26 ft 1 in
Height: 6 ft 5 in
Wing area: 168.993 sq.ft
Empty weight: 1433 lb
Normal loaded weight: 2280 lb
MTOW: 2590 lb
Max speed: 142 mph at 7500 ft
ROC: 950 fpm
Range: 620 mi at 130 mph
All Aero 