Sir Malcolm Campbell and the Campbell-Railton-Rolls Royce Blue Bird in 1933. This model hit 272 mph at Daytona before testing it on Utah’s Bonneville Salt Flats, eventually averaging 301.129 mph in 1935. 3 weeks ago Share this:Pocket Click to share on Reddit (Opens in new window) Reddit Share on TumblrPost Click to email a link to a friend (Opens in new window) Email