Mazda's willingness to leave the Otto cycle behind when designing its engines brought us the rotary-powered RX-7 and RX-8, ...

Mazda’s implementation of the Miller-cycle engine in their production vehicles, starting with the 1995 Xedos 9, marked a ...

Oscilloscopic investigation of the pressure phenomena in an exhaust system of a small 2 stroke cycle internal combustion engine shows that a low pressure at the exhaust port during the middle of the ...

A fuel direct-injection system was applied to a 2-stroke engine for the purpose of reducing exhaust gas emissions, especially exhaust hydrocarbons. It was observed that fuel injection only, as an ...

Miller cycle engines -- like those once used by Mazda -- make less power more efficiently by holding the intake valve open ...

If you’re shopping for a new fishing boat or an outboard motor to power it, one of the decisions you’ll have to make is between a 2 stroke vs 4 stroke engine. Unless you’re going electric, this choice ...

Much like discussing religion and politics at a backyard BBQ, bringing up the debate of whether a 2-stroke dirt bike is faster than a 4-stroke is like asking if Ford is better than Chevy. Fortunately, ...

You may have heard your car has a four-stroke engine, but you're not sure what that means. Why are there four? And what is a stroke, anyway? A modern gas engine most commonly uses pistons and a ...