The removal and overhaul of a Lee tank’s radial engine reveals the complexity of maintaining mid-20th-century armored vehicles. Engineers carefully disassemble heavy components while parallel engine ...

Learning how to build and understand a mini engine is an exciting journey for anyone interested in mechanics. A mini engine, despite its small size, works on the same principles as larger engines. By ...

Add Yahoo as a preferred source to see more of our stories on Google. GettyImages 528673160 Michael Cole Corbis via Getty Images 2 Powerful and dependable, the Rolls-Royce Merlin aero engine was ...

It may seem like a horse-drawn Zeppelin, but Astro Mechanica seems to be all-in on its revolutionary hybrid-electric supersonic jet engine as it partnered with UK-based engineering firm Helix to add ...

The 20th century was the age of the internal combustion engine. The fruits of industrial progress produced power plants tasked with everything from running generators to powering warplanes. The First ...

Bore and Stroke: 127 mm (5.0 in.) x 140 mm (5.5 in.) Charles Lawrance, originally a race car engine designer, built his first air-cooled aircraft engine in 1921 for a Navy contract. The 149 kW (200 hp ...

The CAF’s B-29 FiFi is flying again, after major engine repairs this spring. The historic WWII aircraft is 1 of only 2 B-29 Superfortress bombers still flying in the world. The other, DOC, is based in ...

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While Rob Dahm’s garage is no stranger to monstrous rotary engines, including four-rotor units cranking out more than 1,000 horsepower, this one is mind-bending. Here we have a massive, ...