The Vihuri (Squall) was built for the Finish Air Force by Valmet OY at Tampere. The prototype flew for the first time on 6 February 1951, and the first production machine of an initial batch of thirty was flown on 3 August 1953.
Engine: 820 hp Bristol Mercury 8
Wingspan: 33 ft 1 in
Wing area: 202.9 sq.ft
Length: 28 ft 9 in
Height: 12 ft 8 in
Max weight: 6345 lb
Max speed: 268 mph at 12.140 ft
Econ cruise: 203 mph at 3280 ft
ROC: 2263 fpm
Service ceiling: 29,100 ft
Seats: 2
All Aero 