how to find a vacuum leak in a car is very frustrating at times. In this video i answer the question on how to make a smoke test machine for find vacuum leaks or boost leaks. Using a smoke machine ...

In addition to indicating a possible problem, smoke from the tailpipe means dirty emissions. Most states and some municipalities mandate periodic tailpipe-emissions testing. If your car is ...

The smoke itself is actually vaporized mineral oil which you can buy at the drugstore. The machine runs off the car's battery and uses shop air for pressure. An internal regulator keeps the ...