The story of how Honda developed an oval-piston race engine that ultimately failed but still made history along the way.

For as long as internal combustion engines have existed, pistons have been round. This wasn't necessarily because circular ...

Ferrari has signaled a willingness to challenge one of the most fundamental assumptions in engine design by filing a European ...

From a new V3 Honda engine to Toyota’s latest Hilux, these are the biggest stories in car news today.

The cylinder bore is only half of the equation that determines an engine's displacement, or size. The other half of this ...

HOT ROD’s archives are chock-full of brilliant tech reports that truly are timeless. This one, drafted by Jim McFarland for our February 1972 issue, provides an extensive look at how important airflow ...

Less maintenance and a smoother operation are just a few benefits of running hydraulic lifters in engines, which is why just ...

Since the first internal combustion engine fired up in the 19th century, engineers have been trying to push its limits. Each generation of technology has come with its own walls to break, whether it ...