Top Dead Centre on any engine, is when any piston is at the top of it’s stroke. The point when the piston is at its highest point, in the cylinder.
Cylinder Leak Down Test – What Are The Results Telling You
Doing a cylinder leak down test, especially in conjunction with a compression test. Should allow you to quickly determine, the basic condition of any engine. So, a compression test is a “dynamic test” (engine moving). […]