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thumb|right|Columbia 400's [[Continental IO-550|Continental TSIO-550-C engine installation]]
thumb|Columbia 400
thumb|Cessna's mockup of the Corvalis TTx; featuring the Garmin G2000 avionics suite.
The Cessna 400, marketed as the Cessna Corvalis, is a single-engine, fixed-gear, low-wing general aviation aircraft built from composite materials by Cessna Aircraft. The Cessna 400 was originally built by Columbia Aircraft as the Columbia 400 until December 2007. From 2013, the aircraft was built as the Cessna T240 Corvalis TTx.
Cessna 400 production was ended in February 2018.
Design and development
The Cessna 400 was derived from the normally aspirated Columbia 300, which in turn was derived from the Lancair ES kit aircraft.
The 400 is powered by a turbocharged Continental TSIO-550-C engine producing at 2600 rpm. The 400 features a Garmin G1000 glass cockpit that was later incorporated into the 300 to create the Cessna 350.
In a 2006 review, Richard L. Collins of Flying magazine said of the 400: