Rotary valve systems are not a new concept, having been used extensively in the 1970s in 2-stroke engine configurations. They were later dropped in favor of reed valves. We reached out to CEO and ...

The rotary valve also means that the blockages caused by conventional poppet valves are not an issue as poppet valves are not needed in Alpha-Otto’s design. As the cylinder drops during combustion, ...

The valve comes with detents for manual operation with a knob or, alternatively, without detents for automatic operation with a servo or stepper motor. Nonselected ports vent to atmosphere. In an ...

Most Japanese performance car enthusiasts are familiar with the 13B twin-rotor engine Mazda equipped the RX-7 and RX-8 with. But unless you've owned and modified an RX of some type, chances are you ...