The Conroy Stolifter was a conversion of the Cessna 337 Super Skymaster, developed by John M. Conroy of

Conroy Aircraft Conroy Aircraft was an American aircraft manufacturer founded by John M. Conroy in Goleta, California, in 1968 after he resigned as president of Aero Spacelines. The company imitated Aero Spacelines' success with its Guppy aircraft by convertin ...

starting in 1968.

Development

The Stolifter was created by removing the Skymaster's rear engine and replacing the forward engine with a Garrett AiResearch TPE 331-25A turboprop. The

fuselage The fuselage (; from the French ''fuselé'' "spindle-shaped") is an aircraft's main body section. It holds crew, passengers, or cargo. In single-engine aircraft, it will usually contain an engine as well, although in some amphibious aircraft t ...

was extended to allow almost double the normal cargo volume. The aircraft was also fitted with a

Robertson Aircraft Corporation Robertson Aircraft Corporation was a post-World War I American aviation service company based at the Lambert-St. Louis Flying Field near St. Louis, Missouri, that flew passengers and U.S. Air Mail, gave flying lessons, and performed exhibition f ...

STOL A short takeoff and landing (STOL) aircraft is a conventional fixed-wing aircraft that has short runway requirements for takeoff and landing. Many STOL-designed aircraft also feature various arrangements for use on airstrips with harsh conditio ...

-kit. The aircraft was intended for a range of military and civil roles, including cargo and troop transport, medevac, reconnaissance and parachute drop. The aircraft is capable of taking off in and clearing a obstacle in . On landing the approach speed is , which a touch-down speed of , giving a ground roll of as little as . Only one Stolifter was built. The conversion was approved and the single aircraft produced was given a standard

Certificate of Airworthiness A standard certificate of airworthiness is a permit for commercial passenger or cargo operation, issued for an aircraft by the civil aviation authority in the state/nation in which the aircraft is registered. For other aircraft such as crop-spraye ...

. The aircraft still exists as of 2017 and is based in

Lyman, Washington Lyman is a town in Skagit County, Washington, United States. The population was 438 at the 2010 census. It is included in the Mount Vernon-Anacortes, Washington Metropolitan Statistical Area. History Lyman's first postmaster, B.L. Lyman, named ...

, USA.

Specifications (Stolifter)

References

External links

Photo of Conroy StolifterPhoto of Conroy Stolifter
{{Conroy aircraft Stolifter Twin-boom aircraft 1960s United States civil utility aircraft Single-engined tractor aircraft High-wing aircraft Single-engined turboprop aircraft Aircraft first flown in 1968