BSA Rocket 3/Triumph Trident adaptations only, available from the factory as part-numbered inventory. Williams' team won consecutive 750 cc production races at the Isle of Man TT for the five years between 1971 and 1975, and in the new F750 event for race-specification machines, Triumph and BSA machines with Rob North frames placed first and second. Bert Hopwood recommended a production version of the racing triple, producing at 8,250 rpm, but his suggestion was not adopted. Further racing development was done in Duarte, California under racing manager Dan Macias. Tom Mellor set four world speed records at the Bonneville Salt Flats in September 2008
Harkers Canyon (Salt Lake County, Utah) Harkers Canyon (Salt Lake County, Utah) Harkers Canyon is located west-southwest of downtown Salt Lake City, in Salt Lake County, Utah, USA. The canyon empties into the Salt Lake Valley from its origin in the Oquirrh Mountains. The canyon is oriented primarily from southwest to northeast, with the middle third of the canyon descending from west to east. Harkers Canyon and surrounding land are owned and managed by the Kennecott Utah Copper Corporation and has been mined for copper. Although most extraction occurred in Bingham Canyon to the south, Harkers Canyon has been the site of copper mining by the