A simpler way to do a relative compression test to check the mechanical integrity of your engine.

 Engine compression = engine power.

In this video, we’ll show you a simpler way to do a relative compression test to check the mechanical integrity of your engine. 

AMSOIL synthetic lubricants are designed to deliver the optimum viscosity for their intended applications.  Head to:

https://www.amsoil.com/?zo=278060

to learn more.