Overhead valve (OHV) engines have their camshaft housed within the engine block, while overhead camshaft (OHC) engines have ...

Modern V8s may not sound as good as older versions, due to advances in engine technology like emission control systems, new ...

As times move ever forward and tech improves, the twin-turbo V6 sports car is left behind by virtually everyone, except one automaker.

Forced induction is one of the best methods of cranking out impressive power figures for high-performance applications. That's why most automakers have dumped naturally-aspirated V8s in favor of ...

Ian Wright was born in England and obsessed with all things on four wheels. Now, he lives in California and writes about and photographs cars. His career path has veered between cars, including ...

Abstract: The control of the valve timing is an important factor to increase the efficiency and to optimize the emission of the combustion engine. For small engines, it is difficult to equip each ...

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 ...

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, ...

“VTEC just kicked in, yo!” is a popular phrase you’ve probably heard before, but there’s a story and a meaning behind the saying. If you have driven or been around Honda-branded cars since the ...

What is variable valve lift? What is variable valve timing? We're going to look at the valvtrain from a 2009 Audi 2.0L I4 Turbo engine to check out the differences. Variable valve lift is used to ...

Vehicle reliability often hinges on what’s under the hood, and V6 engines have long represented an excellent balance between the fuel efficiency of inline-4 cylinders and the power of V8s. These ...