Come in for more info... Proform's new Pneumatic Valve Spring Compressor can cut cylinder head disassembly time in half. Pulling the tool's trigger supplies up to 350 pounds of force using 125-psi air ...

Airborne Flying Services of Hot Springs, Ark., developed and now offers the Valve Wizard, a set of three valve spring compressor tools for Lycoming O-235, O-290, IO/O-320, IO/O-360, AEIO-360, O-435, ...

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 ...

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 ...