To extend the service life of commercial vehicle engines and cut harmful exhaust emissions, some engine manufacturers are increasingly using cylinder sleeves with a fire ring. Design and functionFire ...

A great deal of my time is spent fault finding and diagnosing emission faults, some of which potentially could result in a damaged catalytic converter or diesel particulate filter (DPF), even though t ...

For the purposes of this article, I thought it would be appropriate to take you through the content of a recent email I received from a gentleman in Italy. Thankfully his English was good so I haven’t ...