Heinkel Tourist 175. Built by a german company known largely for manufacture of airplanes. The tourist was built in the 1953-1965. Built with a 4-stroke 174cc engine and was known for its aerodynamics and as the "the Rolls-Royce of Scooters" in England and as "the Cadillac of Scooters" in the US. It was more expensive than Vespas and Lambrettas of the day. It could sustain speeds of 79 mph. Only 350 were sold in the US over its production run.