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Juhani Heinonen HK-1

Juhani Heinonen · General Aviation · Finland · Early Jet (1946–1969)

Juhani Heinonen HK-1 — General Aviation
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The Heinonen HK-1 Keltiäinen is a Finnish single-seat, single-engined sport aircraft of the 1950s. Three examples were built. The first was used by its designer to set a class distance record in 1957 that stood for 27 years before being beaten.

Specifications

Category
Fixed Wing
Sub-Category
General Aviation
Domain
Civil
Era
Early Jet (1946–1969)
Country
Finland
Manufacturer
Juhani Heinonen
Status
Retired
Service Entry
1954
Produced
3
Engine
1× air-cooled inverted four-cylinder inline engine
Thrust / Power
65 hp
Length (ft)
18
Wingspan (ft)
22
Empty Weight (lb)
551
MTOW (lb)
882
Range (mi)
435
Max Speed (mph)
134