Jul 9, 2017 · So, I have a really nice Matco compression tester for auto engines however it seems to read small engines low. I'm thinking that chainsaws and weedeaters dont really move …

Feb 24, 2016 · Generally, low compression comes from leaking valves, in a 4 cycle, single cylinder.. But, in giving any/much help, it is good to know which engine model you have.

Sep 3, 2024 · Have you checked to make sure you have spark? Have you put some fuel mix down the throat of the carb? 80psi cranking will be enough for the engine to start and run. …

Dec 14, 2016 · Hello, There has been a lot of discussion lately about the effect of different Schrader valves on compression measurements. The physics says that the Schrader opening …

Dec 14, 2016 · Automotive vs. small engine seems to be an accuracy issue due to the much smaller combustion chambers on most small engines. Losses due to hose and adapter …

Dec 31, 2015 · How much compression should one of these have. I have a horizontal shaft vtwin that I want to check, but I don't know what it is supposed to be.

Jan 19, 2016 · wanting to get one without spending a bundle. Recently unemployed and looking to supplement by doing small engine repair so dont have a lot of $$$ So, what no-name brands …

May 20, 2016 · I'm looking to get a new compression tester and I know there are other threads covering this topic, but I wanted to share a reply I received from an engineer at Lisle Corp. My …

Dec 24, 2015 · At the very least all the compression testers need the small engine Schrader valves on the very tip of the adapter that threads into the sparkplug hole, if the setup does not …

Feb 9, 2021 · MY compression tester doesnt go small enough but a friend of mine has one with the 14mm adapter so I will borrow that tommorow. Maybe a stupid question but is there any …