Mark Donohue Talladega Speed Record - Porsche 917-30 - YouTube

https://www.youtube.com/watch?v=e0oTYYWxbfA

On August 9, 1975, Mark Donohue set the closed course speed record at Talladega Superspeedway driving a Porsche 917-30. He averaged 221.160 mph around the ci...