Don Coatney Posted April 2, 2014 Report Share Posted April 2, 2014 I ran across this article on vacuum leak repair. It is interesting, covers most of the basics, but I am surprised he never did use propane to pinpoint a vacuum leak. http://www.oldcarsweekly.com/restoration/make-vacuum-leaks-hiss-tory?et_mid=666935&rid=241920302 1 Quote Link to comment Share on other sites More sharing options...
countrytravler Posted March 6, 2017 Report Share Posted March 6, 2017 I use a smoke machine. Has many uses, vacuum leaks, exhaust leaks and many other uses. https://www.automotivesmokemachine.com/products/evap-smoke-machine-diagnostic-emissions-vacuum-leak-detection-tester-11 1 Quote Link to comment Share on other sites More sharing options...
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