Duvernay has the highest stock output production Quad 4: the 190-hp 1991 to 1992 RPO W41. The 1993 W41 lost 10 hp due to smaller exhaust ports. I have a 1992 Olds Achieva SCX with a W41 Quad 4 engine ...

Cobus has never been able to keep his car opinions to himself and at age 12, he expressed them in no uncertain terms to a certain motoring magazine’s editor. It was the first of many times he would be ...

Keep reading to find out what a timing chain replacement costs, what kind of help you can expect from your warranty, and what the key differences are between timing chains and timing belts. Luckily, ...

Toyota is frequently cited as the builder of some of the most reliable cars from the past or available right now. As positive as that recognition is, these machines often need more attention to keep ...

Do timing chains last longer than timing belts? Historically timing chains were considered to be longer-lasting and more reliable than timing belts, although this is not necessarily the case on more ...

The Mazda 3 timing belt or chain question is a common one, but one with a fairly simple answer. Unless the Mazda 3 in question is the very first turbo-diesel model (sold in Australia between 2007 and ...