What is VVL? What is VVT? How does VVL/VVT work? What is variable valve lift? What is variable valve timing? We're going to ...

The unique style of Subaru boxer engines might seem like they need unique forms of maintenance. Here's how their maintenance ...

The title of the most-awarded V-6, and thus, one of the most awarded engines of all time, is Nissan's VQ family of V-6 ...

The Environmental Protection Agency will move forward with the previous administration’s 2027 heavy-duty engine low NOx ...

International is marching ahead with updates to its S13 Integrated Powertrain to meet federal emissions regulations expected ...

WinGD claims the VCR technology can deliver up to 25% fuel savings and 33% lower methane slip, depending on fuel and engine load.

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

Chevrolet's swap to a flat plane crank for the Corvette makes a lot of sense when you look at the performance increases that ...

World Rallycross went electric in 2022 with a huge fanfare. Now it's going back to combustion. Offroad racing royalty the ...

Behind F1's 2026 overhaul, there's a battle raging over sustainable fuel - a struggle of chemistry, economics and competitive ...

You might overlook the end gaps of piston rings in your car. They shouldn't be taken so lightly, though, as they actually ...

Honda’s K-series engines have been around for 25 years, and have earned a reputation for durability, versatility, and tuning ...