The Velocette Thruxton was a sporting motorcycle produced by Velocette between 1965 and 1971. Revealed at the 1964 Earls Court Show, it was the final development of Velocette's antiquated pushrod single, the Venom. Sometimes referred to as the Venom Thruxton or simply Thruxton, some surviving examples could be 'upgraded' replicas based on the Venom or Viper, as many parts in the range were interch... Wikipedia