General Motors’ all-new 3.9L V6 has been honored with a Breakthrough Technology award by Popular Mechanics for its innovative use of variable valve timing in an overhead valve engine. For ages GM has ...

Ford's newest gasoline V-8, the 6.2-liter, is an interesting development. Architecturally it doesn't much resemble other Ford engines once above the head gasket. Its production debut is in trucks and ...

Ford's famed flathead V-8 was revolutionary when the automaker put the engine into production in 1932. It brought the V-8 to the mass market and ready power to hot rodders for decades to come. But its ...

Motorcycle.com spotted the patent that was filed in February but only recently published shows definitively that Harley had a new pushrod engine in the works. According to the patent, the company is ...

The MG 1275cc engine was an October 1966 redesign of the 803cc Austin A-Series engine that was originally developed for the 1952 Austin A30. There were many versions of this overhead valve engine with ...

The latest trend in street rods is really not a new trend at all: Building cars with engines other than the belly-button Chevy small-block. While this might not be the easiest way to make power, if ...

Mi-T-M 30-gallon two-stage air compressor features a 9.1-horsepower Kohler KD420 diesel overhead valve engine with electric start and glow plugs for easy starting in cold temperatures. A powder-coated ...