To make the transition easy, he used the engine block of an 650 cc BSA motorcycle for his brainchild. That came at the back of a plastic body with a large Praxis / Gamma appearance. The finish was very rough and the comfort on a level that only hardened ex fighter pilots could handle.
His successor, the Atomota was much further developed, now had an 948 cc (Standard) engine in the front, but the finish and appearance remained that of a moderate 'Do-it-yourself' job.
The number of Atoms and Atomotas sold is unknown.
The Atom and the Atomota were not successful, but later Fairthorp scored well with the Electron, Rockette and Zeta