To this day, the Mazda 787B is the only rotary-powered car to win at Le Mans. While it survived the 24-hour endurance race, ...

Healthy late-model engines are usually around 110-130 psi, earlier engines 10 psi less. Engines below 90 psi may be hard to start, though they may still make normal power.

Most people would choose their car's engine for its horspower or torque, or maybe the sound it makes. That stuff is great, but sometimes a name is all you need.

Air is drawn in via carburation or fuel injection through the front half of the engine, where it is squeezed down and compressed to 200-300 psi (13.8-20.6 bar) – very much like a compressor ...

Water pump vector icon 48x48 pixel perfect and editable stroke. Water pump vector icon i.e. centrifugal, rotary, lobe, dewatering and well. Powered by electric motor, engine for station to transfer ...

The rotary engine hasn’t been a primary propulsion system for Mazda since the end of the RX-8 in 2012. That car didn’t give the rotary the best sendoff, either, as it suffered from several issues.

The rotary engine has no need for the likes of crankshafts, connecting rods or complex valvetrains. In fact, there’s no need for valves – the rotor takes care of the whole deal with a few ports.

Mazda's first rotary engine vehicle was the Cosmo Sport, which was introduced in 1967. Since then, Mazda has produced a variety of rotary engine vehicles, including the RX-2, RX-3, RX-4, RX-7, and ...