It's springtime! Time to start working on your project car, learn a new wrenching skill, discover what everything is under the hood (and how it works), or just spruce up your daily driver. All month, ...

After celebrating five million units built over the course of the last four years, the Pentastar V6 engine of the FCA group is getting a couple of significant updates this year, that are supposed to ...

Manufacturers like to use a lot of acronyms on their cars. Variable valve lift (VVL) and variable valve timing (VVT) are two of the most popular ones. These systems sound pretty similar, but what do ...

In order to set a stage for what follows, let's first revisit some of the fundamentals involved in how valve timing relates to power output. And to further clarify how "power" is defined in the ...

In the light truck arena, engine needs basically boil down to two things: power and fuel economy. For commercial users, that means more horsepower and torque in a lighter weight package that sips less ...

In order to improve the fuel economy and power of the current Ram 1500 base-level V-6, the 3.6-liter DOHC Pentastar, Fiat Chrysler Automobile engineers took apart the current engine and rebuilt it ...

The first production car engine with variable valve timing (VVT) came from Alfa Romeo in 1980. It was installed in the fuel-injected Alfa Romeo Spider. Before this, a few experimental systems existed, ...

Somewhere there's a perfect balance between peak horsepower, low-speed response, reduced emissions, and something you can afford. Variable valve timing and lift have done their part in getting us all ...

There is so much going on with internal combustion engines (ICEs) these days, it can give you a headache just reading about them. That's why we do the research for you and then cram it into bite-size ...