Originally Posted by
dunderhi
In my younger days, my teammates & I used to do organized motor-pacing training on a section of straight flat road hitting up to 65mph our track bikes. We didn't rely on a computer or GPS back then, but we had a clear view of the car's speedometer. A propped-up hatchback meant we could communicate with the driver, so it wasn't as dangerous as it may have sounded.
When is doing 65mph without brakes or coast ever dangerous though