Italian government in 1928. C.8W Powered by a 168-kW (225-hp) Wright Whirlwind radial piston engine. This version was built for Harold Frederick Pitcairn. Original designation C.8L Mk IV. (1 built) Specifications (C.8 Mark II) References Notes Bibliography NASM website Cierva C.8 – British Aircraft Directory External links 1920s British experimental aircraft Single-engined tractor autogyros Aircraft first flown in 1926 C.8