Harry has been writing and talking about motorcycles for 15 years, although he's been riding them for 45 years! After a long career in music, he turned his hand to writing and television work, ...

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...

Some agree that batteries are the clear winner in the race against hydrogen technologies, while others think the opposite. There's no such debate among internal combustion engine proponents. Almost ...

Westport Fuel Systems recently unveiled its H 2 HPDI fuel system in a demonstrator truck. Westport’s HPDI fuel system technology enables heavy-duty trucks to operate on bio-methane (renewable natural ...

Here are some of the technologies that are extending the life of the internal combustion engine by making it more efficient. Displacement on demand: Shuts down unneeded cylinders once a vehicle ...

Garrett Motion. has filed a patent for methods and systems utilizing model-based calculations to control mass flow in internal combustion engines. The system includes a secondary air injection valve ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Several automakers have announced over the last couple of years ...

NOTE: With this issue of HOT ROD, your Shop Series begins a slightly different and more comprehensive approach to the discussion of engine and vehicle basics. In the coming months, you'll find a frank ...

Khris is a Mechanical Engineer and a classic car aficionado, who adores his Jags, Alfas, and old-school American muscle cars. He keeps tabs on everything from super exotics like an old EB 110 to the ...