The Spartan C4 was an American four-seat cabin monoplane designed and built by the

Spartan Aircraft Company The Spartan Aircraft Company was an American aircraft manufacturing company, headquartered on Sheridan Avenue near the Tulsa Municipal Airport in Tulsa, Oklahoma. Previously known as Mid-Continent Aircraft Company, the company had been reorgani ...

Design and development

The first model was the C4-225 a high-wing braced monoplane powered by a

Wright J-6 The Wright Whirlwind was a family of air-cooled radial aircraft engines built by Wright Aeronautical (originally an independent company, later a division of Curtiss-Wright). The family began with nine-cylinder engines, and later expanded to inc ...

radial engine. Only five C4-235 aircraft were built and they were followed by one C4-300 with a

Wright R-975 Wright is an occupational surname originating in England. The term 'Wright' comes from the circa 700 AD Old English word 'wryhta' or 'wyrhta', meaning worker or shaper of wood. Later it became any occupational worker (for example, a shipwright i ...

radial engine, and the C4-301 with a

Pratt & Whitney Wasp Junior The Pratt & Whitney R-985 Wasp Junior is a series of nine-cylinder, air-cooled, radial aircraft engines built by the Pratt & Whitney Aircraft Company from the 1930s to the 1950s. These engines have a displacement of ; initial versions produced , ...

Variants

;C4-225 :Production aircraft powered by a

radial engine, five built.Orbis 1985, p 2955 ;C4-300 :Variant with a

radial engine, one built. ;C4-301 :Variant with a

radial engine, one built.

Specifications (C4-225)

References

Notes

Bibliography