We stop back in and check on our defense contractors as they continue to tackle their cafe racer project. We take a look at 50 years of two-wheeled speed and explore the origins of “screwing it on” and going “knuckles up.” Tim Harney faces the gods of speed with his 2-stroke under a grand Café withas the Bostrom Bros at The Talladega Super Speedway. Will his machine cross the finish line?