Ti-VCT stands for twin independent-variable camshaft timing and is a key aspect of making Ford's EcoBoost engines work the way they do. Like variable valve timing, Ti-VCT optimizes engine valve timing ...

Engine power is a product of its overall displacement, but two similarly-sized engines with different bore and stroke ...

Using a twin-turbo or a twin-charged engine setup can increase performance, but these two terms aren't interchangeable — even ...

Internal combustion might as well be wizardry to me. I have a basic idea of how engines work and I’ve been wrenching on them since I was a teenager, so I get the gist of it, but my feeble brain still ...

You're driving a loaded diesel rig down a mountain pass, foot hovering over the brake pedal, heart racing. How do you slow 20,000 pounds safely without cooking your brakes? Cue the exhaust brake -– ...

How boxer engines work, why they’re not just “flat” engines, and a 120-year evolution traced from the 1899 Benz to the latest Porsche and Subaru boxers. Boxer engines feature flat, opposing pistons ...

After decades of development, Nissan's VC-Turbo promised to revolutionize engines. But can it compete with Toyota's hybrids?