AMSOIL Tech Tips: Compression Test - AMSOIL Blog

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A compression test is a relatively quick and easy way to check the mechanical integrity or health of your engine. A compression test indicates the pressure each of the engine's cylinders is generating. Excessively low compression in a cylinder is often a symptom of a larger problem, like worn piston rings or valves.
Testing compression is a relatively quick and easy way to check the mechanical integrity or health of your engine. A compression test indicates the pressure each of the engine's cylinders is generating. Excessively low compression in a cylinder is often a symptom of a larger problem, like worn piston