How well does vegetable oil work as a motor oil substitute? The difference in viscosity between these two oils reveals why ...

The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...

Because diesel vehicles do not use spark plugs, they must rely on higher compression ratios to ignite the diesel fuel without ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

The Tokyo Auto Salon is the 3rd biggest car tuning show behind SEMA and Germany's Essen. See this mix of carmaker concepts ...

Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...

Engine 557 ran on coal when it first came to Alaska in 1944. Using oil, the 557 Restoration Company fired it up again in ...

Or, you can just run the engine really, really fast, cranking the RPMs up and bumping the power output simply by pushing the ...

This 2003 Porsche Boxster S is in great shape and has been well maintained, with custom headlight and casings for an extra ...

Engineered to keep things low, balanced, and smooth, the Subaru boxer engine might be one of the best-kept secrets in ...

Most of the internal combustion piston engines built for vehicles throughout history have pretty familiar core designs. The ...

This 1968 Plymouth Road Runner underwent plastic surgery and a heart transplant to look like it does today. It's for sale for ...