The days of internal combustion engines are numbered. Unfortunately, the exact number is constantly shifting, with regulators moving the goalposts so often that manufacturers are left scrambling to ...

PHEVs and hybrids are taking over the engine awards.

V6 engines are found in various cars across multiple different categories. This engine layout does have a few inherent flaws when compared to inline engines.

As you may know, an engine's compression ratio is directly linked to its combustion efficiency. All else being equal, higher-compression engines tend to make more power while offering better fuel ...

NACFE’s new Messy Middle Powertrain Service & Maintenance report says keeping modern diesel engines running now depends as ...

Finnish manufacturer Wärtsilä introduced an engine back in 2015 that was so good, it snagged a Guinness World Records title for being the most efficient four-stroke diesel engine shortly after its ...

You can reduce your diesel engine’s emissions by 60% with THIS surprisingly simple solution—just add water. In all seriousness, according to a review of studies from around the world published by a ...

The rapid build-out of AI data centers is creating an unexpected surge in demand for reciprocating internal combustion engines, as developers struggle to secure reliable grid power in time to meet ...

Toyota has a strong reputation for reliability, and these are the engines that benefit most from it in 2026.

On a list dominated by small cars, the midsize 2025 Honda Accord is an impressive outlier. A highway mpg rating of 37 means this sedan, with generous legroom and trunk space greater than its class ...

Defining the Marine Duty Cycle. The engineering distinction between an automotive engine and a marine propulsion unit begins with the load profile. On the road, load is transient.