In its purest form, an engine is nothing more than an air pump; it takes in air and then returns it, although in a slightly modified form. Maximizing an engine's ability to process air will also ...

Cylinder head valves normally will not just bend unless the engine has experienced some sort of trauma. Bent valves can occur as the by-product of a timing belt failure, as the valves strike the ...

Suck. Squeeze. Bang. Blow. There’s no joke to be made there—you’re looking at the DNA of the four-stroke internal combustion engine, virtually unchanged since Dr. Nikolaus Otto first built it in ...

Popping the hood of a new Mercedes-Benz 300SL Gullwing must have been quite an experience for most enthusiasts in the Fifties. For starters, the 3.0-liter straight-six sat canted at a fifty degree ...

While many folks view diesel engines as indestructible, they do still need maintenance. Oil changes, fuel filter replacement, and cleaning or changing the air filter are all important items when it ...

'Breathe in . . . breathe out. Simple respiration is what keeps us alive, and your engine is no different. On a normally aspirated engine, atmospheric pressure pushes air in through the carb, intake ...