
I have always wonder what goes on inside an oil filter. Wow, this is really an amazing little part. Below is a list of things that are inside an oil filter: TAPPING PLATE inside an oil filter This serves as the entry and exit point for oil. Small holes around the edge facilitate the free flow of oil into the container. The threaded centre hole is where the oil flows out and how the container attaches to the engine. 2. ANTIDRAINBACK VALVE Because the oil filter is typically located toward the middle or bottom of an engine, this rubber valve… Read More





