Horse Powertrain's X-Range C15 Direct Drive uses a flat-four engine to convert EV platforms into hybrids without major ...

Since its U.S. release in 2000, the Toyota Prius has been the subject of both mockery and admiration. While some deride the hybrid for its inconspicuous look and lack of traditional power, others ...

From heavy-duty trucks and agricultural machinery to shipping fleets, aviation, and power generation, internal combustion engines STILL remain indispensable to both global infrastructure and mobility.

Honda has been at the forefront of hybrid powertrain innovation ever since the technology first entered the mainstream consciousness more than 15 years ago. And for nearly a decade, the company's ...

Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

Harley-Davidson's modern V-twin is called the Milwaukee-Eight, and it's offered in a choice of different displacements. But ...

A good chunk of the car buying public might be surprised that the 2025 Toyota 4Runner has ditched its tried-and-true V-6 engine in favor of turbocharged and hybridized power. They shouldn't be: Toyota ...