An auto mechanic assessing a 2019 Infiniti with engine noise first chided the customer for trying to make up for running it low on oil by overfilling it and then sought to diagnose it. Featured Video ...

QI recently installed a master rebuild kit in my 305, which is the original engine in my 1985 Camaro Berlinetta (H code). The kit included flat-top pistons, new valvesprings (stock heads), and a ...

Engine knock is the sharp, metallic sound that cuts through the hum of a healthy engine. At its core, engine knock is a problem of timing. In a knocking engine, parts of the air-fuel mixture don't ...