1971 Yankee Z
Founded in Schenectady, New York by the Yankee Motor Company this bike had an air-cooled, 2-stroke engine configuration. Designed and produced by Eduard Gir and Ossa Manufacturing. Ossa Manufacturing was situated in Barcelona, Spain at the time. However, a few of the components were made and put together in the US.
1977 Kawasaki KZ1000
This model was released in 1977 and considered one of the fastest production bikes. The Kawasaki KZ1000 was equipped with an in-line-4-cylinder nine that was configured and paired with a 5-speed transmission that gave off an estimated 90 horsepower. Kawasaki at the time was already at work on what was to follow in this models footsteps.