Donald "Don" Diffendorf (February 9, 1929 – April 21, 2012) was an American dirt modified racing driver who accounted for over 100 feature victories. His most famous ride was Glenn Scott's iconic S/360, named for the IBM System 360 computers Scott sold.[2][3]
Racing career
Don Diffendorf began his racing career at Five Mile Point Speedway NY the year the track opened in 1951. He competed successfully at the renowned tracks of the northeast, including Fulton Speedway NY, Lancaster Speedway NY and Oswego Speedway NY, while claiming championship titles at Five Mile Point and Shangri-La Speedway NY.[3][4]