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 ...

A tool like Proform's new pneumatic valve spring compressor. Come in for more info... Proform's new Pneumatic Valve Spring Compressor can cut cylinder head disassembly time in half. Pulling the tool's ...

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 ...

Even though compressor manufacturers are reducing the amount of clearance volume found between the valve plate and piston head, some clearance will always remain. The clearance volume gas pressure is ...

If you're driving around in an STI, Evo or SR20-swapped 240, or perhaps you've thought about turbocharging your Civic or Z, you're going to want to invest in a good blowoff valve. The underlying ...

The capacity of a compressor is measured in Btu per hour (Btuh) or Btu per minute (Btu/min). Remember, there are 12,000 Btuh or 200 Btu/min in one ton of refrigeration. The capacity of a piston-type ...