This 1946 Triumph 1800 is a right-hand-drive roadster and one of an estimated 2,500 examples produced between 1946 and 1948. Finished in brown over brown upholstery, the car is powered by a 1.8-liter inline-four paired with a four-speed manual transmission. Features include body-color steel wheels, hubcaps, whitewall tires, rear-hinged doors,…