Tuesday 16th May 1922
During practice at Brooklands, Kennelm Lee Guinness as timed by friends on the Railway Straight reached 144 mph driving a V12 Sunbeam. On the following day in windy conditions he clocked an official 140.51 mph one way to take a new Brooklands lap record of 123.39 mph along with several other speed records over various distances. His official 137.15 mph flying kilometre record was to stand unbeaten for another seven years.