Kawasaki H2 750 Triple (1972)1980 Kawasaki KR500 Replica (1980)Kawasaki ZX-4 (1978)Kawasaki Avenger A7 (1968) Kawasaki S2 350 (1972-1972)Kawasaki F7 175cc (1972)Kawasaki 120cc Roadrunner (1969)Kawasaki Classic MotorcyclesKawasaki's Aircraft Company began the development of a motorcycle engine in 1949. The development was completed in 1952 and mass production started in 1953. The engine was an