 The death of Gilberto Parlotti helped bring about the end of the Isle of Man TT Races as a world championship event.After his death, his close friend Giacomo Agostini announced he would never again race at the Isle of Man TT Races because he considered it too unsafe to be a part of the FIM World Motorcycle Championship calendar.At the time, the Isle of Man TT was the most prestigious race on the world championship calendar.