Carl Arentz bought his 1964 Chevelle two years ago, well used but running. "I'm well aware that it's an old dog that should have been put down," he says, "but I can't bear to see these cars go to the ...

One of the most difficult tuning problems to overcome is the seemingly ever-present engine vacuum leak. Vacuum is an important component of the internal-combustion process because it controls basic ...

Vacuum technology is used in a wide range of industries, and proper use depends on accurate measurement devices, or gauges. Vacuum gauges work by detecting changes in pressure and converting those ...