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 ...

Though a timing belt and chain perform the same job, there are some differences in their components, which make it necessary to know which one your engine has.

With championship track season on the horizon, fast times are surely to arise in the coming weeks and Friday’s 45th Trojan ...