A Spring-Frame, Square-Barrel TR5 Trophy from Ton Up Classics… In the 1950s, Triumph dealer Bill Martin designed a spring frame for desert racing in Southern California. Production began in 1952, while Triumph wouldn’t offer […]
Tag: Triumph Trophy
Triumph TR5 Trophy by Blitzkrieg Machines
From Chopper to Desert Sled… The Triumph TR5 Trophy debuted in 1949 as a 500cc off-road/trials version of the Speed Twin. Interestingly enough, the aluminum barrels and heads came from a generator the company had […]
