Why has no one ever thought about having the overhead cam driven by bevel gears and a shaft rather than a belt on cars? Some bikes had this system but it never
Cam Drives and Timing Components - Engine Builder Magazine
About Motorcycle Engine Cam Drive Systems | Cycle World
Cam profile and cam drive. | Download Scientific Diagram
a) Overview of a typical engine showing (b). Valve lift... | Download Scientific Diagram
The Awesome Art of Custom Bike Building in Australia.