Venue. A circular disk covered in rubber or plastic with a hole in the center where the edge is sometimes tensioned by a spRing that prevents fluid from leaking at the Engine Oil Filter Housing. All Required. Engine Oil Cooler O-Ring. Engine Oil Filter Adapter Seal. Engine Oil Filter Housing O-Ring. Gasket For Oil Cooler. FormED. Adapter. Cooler O -. Crankcase. Housing O -. Hsng Gasket. Included with: Filter assembly, Filter Housing, Oil Filter Housing.