Choosing the right valve spring for your engine is essential to ensuring optimal performance, reliability, and longevity. Valve springs are often overlooked, but they play a crucial role in ...

One of the turbo engine's most iconic sounds is called the turbo flutter. That "stu-tu-tu-tu" sound the Nissan Skyline GTR R34 makes as the throttle closes is the sound of compressed air escaping past ...

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 ...

Valve spring compression tool that fits Lycoming and Continental engines. Valve Wizard is a specifically designed and patented valve spring compressor tool that fits air-cooled aircraft engine ...