Norman Hyde was a Devolpment Engineer in Triumph’s Experimental Departmaent from 1968-1975. He was a key member of a close-knit team working under chief development Engineer Doug Hele on projects to improve production machines and win races to promote them.
Racing successes included winning nine Isle of Man TT races, three Daytona 200s, two Bol d’Or and Thruxton 500 endurance events, and Britain’s first Superbike championship of 1971.
To keep track of the many drawings and one-off parts emanating for the Department, Hyde initiated a numbering sytem with each item recorded in a book. The priceless old ledger has survived and its secrets are revealed here along with his first-hand recollections and comments.