 Complete the following phrase:  LEC Refrigeration Racing was formed by the company in the 1970s out of The Bee and Cee Rally Championship of the LEC Car Club which started in the 1950s and awarded a silver cup annually. Winners included B.Orme and M.Campbell in 1960 and L.A.Humphries in 1965. one of the more famed drivers was David Purley, known for the 