While an engine compression tester may not be the most common tool in a mechanic's garage, they can be very useful, ...

While we like to think of 2002 as being part of a high-tech age, our beloved internal combustion engine hasn't really changed much in the last 50 years. We're still using pushrods and overhead valves, ...

A remote starter switch and a top-quality, screw-in-type compression gaugeâ such as these models from Sears, Roebuck & Companyâ can be used to measure the pumping efficiency of an engine, as well as ...

Infiniti's newest engine is an engineering marvel. The VC-T engine (for "variable compression, turbocharged") can adjust its compression ratio between 8:1 and 14:1 on the fly, offering ...

It was with much anticipation that we loaded our 408-stroker small-block for the trip out to the Westech dyno facility. We already knew it had to be a serious combo, even though we changed one ...