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, ...

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 ...

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 ...

Those wound-up pieces of high-tensile steel under your rocker arms work so hard closing your valves over millions of cycles that they could probably use a replacement right about now. We're talking ...

Last week, we reported on the steadily growing number of 2013 Scion FR-S and Subaru BRZ owners reporting engine failures shortly after taking their cars in for a valve spring-related recall. The story ...

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 ...

Beginning April 5, 2024, a selected group of Kia Telluride owners across the United States will receive a letter in their mailbox informing them that the valve springs in their vehicle’s engine may be ...

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 ...

Twinned with the Kia Telluride, yet manufactured in South Korea rather than the United States of America, the Hyundai Palisade has been hit with a safety recall. Valve springs produced by South Korean ...

Back in March, The Drive broke the story about dozens of 2013 Scion FR-S and Subaru BRZ owners who reported experiencing catastrophic engine failure shortly after a valve spring recall repair largely ...