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 ...

An engine's valvesprings play a critical role in its performance, yet those incorrectly chosen for a given application can cause hobbyists to unknowingly point blame in another direction if an engine ...

Hyundai has issued a safety recall that applies it over 4,000 units of the Palisade built during the 2024 model year. The SUVs included in the campaign could experience a valve spring failure, a ...

If you've ever wondered what happens to NASCAR engines after they blow up on the track, it's your lucky day. Here is the seriously nerdy failure analysis that goes into making sure those engines don't ...

For mild street engines, stock valve springs are more than adequate. But if you've screwed in a big bumpstick for strip-banging or banzai runnin', then pay attention. Our plan was simple: Install a ...

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 ...