Fittings such as these, for connecting a compressed air line to the spark plug hole for valve support, are available at most auto parts stores. Occasionally it is necessary or desirable to inspect or ...

Kia's largest internal combustion-engined crossover has been hit with a safety recall for a problem that increases the risk of a fire. According to Kia America, the V6 engine's valve springs may have ...

According to Bloomberg, Toyota has known about issues with valve springs in its V8 and V6 engines since 2007. The news confirms the information we received from an anonymous source within the company.

If the cylinder heads are on the engine, you will need to add air pressure to the cylinder to hold the valves in place. Our example is the Craftsman 47089 compression test kit using the 14mm long ...

The Center for Auto Safety is raising questions about the effectiveness of a valve spring recall issued late last year by Toyota Motor Corp. and Subaru Corp. after complaints emerged about engines ...

Worldwide, Honda enthusiasts invest hundreds, if not thousands of dollars on their powerplants to extract the utmost in power and reliability. Whether they opt to keep their Honda naturally aspirated, ...

Obviously, these valve-control-related issues, associated with insufficient valvespring pressure, are the reason why camshaft manufacturers offer valvespring upgrades. The obvious answer might seem to ...

A STUDY of the influence of vibration on valve-springs reveals two possible ways in which a valve-spring can vibrate: First, when the frequency of the forced vibration is low, the force tending to ...

Maintaining valves throughout a plant’s lifetime helps to preserve optimal performance, minimize supply disruptions and ...