Honda NR750 Engine: The 32-Valve, Oval Piston Revolution!
The Honda NR750 was a superbike ahead of its time. Featuring oval pistons, 32 valves, and an 8-spark plug system, this V4 engine delivered V8-like performance in a compact package….
ClassicMotorcycles
The Tractor-Cycle: J. Lehaitre’s Futuristic Hybrid Motorcycle of 1938
In 1938, inventor J. Lehaitre introduced the Tractor-Cycle, a hybrid motorcycle that used a tractor-type transmission belt to traverse various kinds of terrain. Capable of speeds up to 25 mph,…