For hundreds of years of human history, the invention that has defined our ability to travel, explore, and expand our boundaries has been the combustion engine. This hallmark of mechanical development ...

The unique style of Subaru boxer engines might seem like they need unique forms of maintenance. Here's how their maintenance ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both ...

CC0 Usage Conditions ApplyClick for more information. Learn how piston engines, jet engines, and rocket engines all depend on the same basic principles to produce thrust. Usage conditions apply ...

Q:I have a 327 in my '31 Ford that features nearly the same cam and components as the one you referenced recently in Pit Stop (Nov. '12). Since a 1.6:1-ratio rocker arm will push the valve a little ...

Eve has been evaluating the manufacturer's electric pusher propellers for several months ...

Free-piston engine generators and linear machines represent an innovative departure from conventional rotary systems, offering high thermal efficiency and operational flexibility by eliminating the ...

Anyone who appreciates simplicity of design and efficiency of operation has to like small two-stroke-cycle engines that power construction tools such as cut-off saws, rammers and breakers. Producing ...

No matter whether you run car, motorcycle, boat, or airplane, one common fact binding all these vehicles is that their engines all need oil. An internal combustion engine running at speed is a violent ...