Oct 10, 2014 · Some info I saved from threads on this site about small engine compression testing, schrader valves, their location, types of valves, how to build a SMALL ENGINE compression tester. …

Aug 12, 2019 · A good compression tester for small engines: Actron CP7828A Professional Compression Tester Kit with 10mm, 12mm, 14mm, 14mm Long Reach, and 18mm Adapters $45 or so

May 21, 2024 · A compression tester is good to help with diagnose. Consider a vacuum/pressure tester to go along with your diagnosing tools. You could have a leak that reduces your compression where …

Apr 17, 2019 · If a small engine reads low compression I have a back-up compression tester to confirm such. I've seen instances where a guy would do a chainsaw rebuild due to their testing gauge not …

Feb 1, 2011 · According to my testing, the compression is the same (95 p.s.i.) with the new stuff as it was before . I think my tester must have something wrong with it letting it only go up to around 90 no …

Oct 27, 2016 · Try another o ring on the area of the tester where it screws in. Also plug your compression tester into an air compressor air line and check to see if the pressure matches the …

Jul 6, 2013 · One thing to remember is that while a compression tester can be a useful part of diagnosis of the condition of a saw engine, low compression means you have a problem, high compression …

Jul 29, 2008 · My compression tester, which I believe is the same model as yours, came with an extension/adapter that is about two inches long and screws onto the end of the hose. This places the …

Nov 3, 2009 · A small engine has a smaller stroke with not as much displacement. It needs to fill the tester full and the schrader valve in the tip allows the compressed air to remain in the tester while …

May 18, 2014 · So I recently had a 30% off coupon for Harbor Freight and decided to get a compression tester. Well, no surprise, it shows all my good running saws at anywhere from 90 to 115 psi. Is there …