Dimpled pistons might sound strange, but some say they could be the future for diesel power. We've looked at the arguments ...

An engine with no crankshaft, where the pistons float on air? It’s not a dream; it’s a free piston engine and it might be the next major advance in car tech. When we think of automotive technology of ...

Pistons are an engine-building element we like to brag about, but you won't catch many of us boasting about having cast pistons. Cast pistons are for wimps. Many of us like to talk up hypereutectic ...

Gamblers are a different breed. There's a point where they seem to know when a bluff has gone too far, when it's time to fold their hand and live to fight another day. The art of building racing and ...

Sandia National Laboratory led by Sandia researcher Peter Van Blarigan that has been testing physical components of free-piston engines which could be 50% efficient. This is about twice as good as ...

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 ...

Monolith Engines has developed a set of dual (Fig. 1) and quad (Fig. 2) opposed piston engines (watch Two and Four Cylinder Single Stroke Opposed Piston Engines on Engineering TV). The engines uses a ...

To sleeve or to bore your engine block? That's the several-hundred-dollar question (maybe into the thousands) as you ...

Throughout its short life, the automotive industry has made quick progress in many fields – from mechanical efficiency and build quality to assembly speed and volume. Chemistry is one of the crucial ...

Gamblers are a different breed. There’s a point where they seem to know when a bluff has gone too far, when it’s time to fold their hand and live to fight another day. The art of building racing and ...