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 enough air …

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. What kind of …

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 volumes are much …

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 have it all of the …

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.

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 pressure is …

May 20, 2016 · I sent this to OTC Tools, I'm looking at your 5605 compression tester to use on 2 cycle chainsaws. The question I have relates to using thread adapters. I need to use the 10mm thread …

May 16, 2018 · - on small engine 2 stroke carbs there's [always?] 2 hose nipples? one is the intake from the gas tank that in fuel into the carburetor that is then metered by the carb and makes its way into …

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 are …