No smoke machine? No problem. Learn how to check for engine vacuum leaks using visual cues, soapy water, and DIY tricks to ...

We've really been enjoying project C3 Triple-Ex, especially now that we've installed our 427ci "LS7 Killer" small-block, but we've recently encountered an issue common to street engines with ...

If you've taken a trip through the pits at a major drag race lately, you may have noticed that many of the Pro Stock, Gasser, Modified Production and Super Stock cars have begun sprouting unfamiliar ...

As your car gets older, it can begin to run, shall we say…poorly. And that’s even with keeping up with oil changes, cleaning the air filter, and throwing fresh plugs in it whenever you should. Part of ...

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 ...

When using particle counters, many operators are unaware that during conventional manifold sampling, the monitor can undercount the ambient particle concentration. The manifold pump creates an ...