Horsepower is a relic of the steam age, yet it still dominates spec sheets, showroom chatter, and online debates about engines. Even as engineers rely on watts and kilowatts, the car market, ...

The company argues that interest in combustion engines is fading. Ford believes the days when combustion engines defined a vehicle are largely behind us. It’s not just because EVs are gaining traction ...

GM’s engine problems continue to grow as the National Highway Traffic Safety Administration’s Office of Defects Investigation is looking into dozens of reports about engine failures. These have ...

You're here because you find automotive technical minutiae fascinating. While there's plenty of cool engines in passenger cars — oddities like the Honda S800's roller bearing crank that needs no oil ...

The Cummins Engine Company was founded on February 3rd, 1919, in Columbus, Indiana. Banker William G. Irwin put up the starting capital and Clessie Cummins, a self-taught engineering talent, was ...

After its own investigation, GM initially recalled 721,000 SUVs and trucks with 6.2L V8 gas engines. But NHTSA started getting complaints about engines outside the recall. The National Highway Traffic ...

Many people have heard of Hemi engines, but don't really know what they are. To cut a long story short, Hemi is an abbreviation of "Hemispherical". The name arose because of the shape of the ...

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Just about every piston engine is defined by two basic measurements: bore and stroke. Bore is the diameter of the cylinder. Stroke is the distance the piston travels from bottom dead center to top ...