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
North Salt Lake, Utah Lake is located in southern Davis County; it is bordered to the north by Woods Cross, to the northeast by Bountiful, and to the south by Salt Lake City in Salt Lake County. According to the United States Census Bureau, North Salt Lake has a total area of , of which , or 0.80%, is water. North Salt Lake, Utah North Salt Lake is a city in Davis County, Utah, United States. It is part of the Ogden–Clearfield, Utah Metropolitan Statistical Area. The population was 16,322 at the 2010 census, which had risen to an estimated 19,193 as of 2014.