"Everyone at the Isle of Man TT Races passes on their deepest ... making it the deadliest TT since 1970. As well as the French sidecar duo, father-and-son sidecar pairing Roger and Bradley ...
The first motorcycles were built in 1902, winning the first Isle of Man TT race in 1907 ... hard to capture the civilian market But the 1970s saw increased competition from Japan and the last ...