Five-cylinder engines can still be found today, particularly on Audi vehicles, but you won't find many automakers going out ...

Four-cylinder engines are usually associated with efficiency and compact packaging, yet a handful of engineers have stretched the format to astonishing sizes. The five engines below represent some of ...

2.Reduced engine rpm (without attending losses in net torque) tend to improve overall fuel economy and driveability. 3.Treat multi-cylinder engines as a combination of several single-cylinder engines, ...

Three-cylinder diesel engines have not disappeared from the market, but they now occupy a narrower, more specialized corner of the powertrain world than they did a decade ago. They continue to be ...

Mercedes-AMG's heavily boosted 2.0-liter has been pushing the limits ever since its birth. Then, the company hybridized it and blew everything away.

HEMI owners are modding their vehicles to remove a particular built-in feature, but does it actually help and what are the ...

It's important to keep in mind that the combustion process occurs in a very brief period of time. Due to a variety of conditions that include mixture density, homogeneity, temperature, fuel ...