Permatex 81950 Ultra Slick Engine Assembly Lube, 4 oz. Adheres to component surfaces to prevent scuffing and galling during initial start-up High quality formulation meets OEM performance specs for engine assembly lubricants Proper lubrication of metal mating surfaces is essential prior to starting a new or rebuilt engine Suggested Applications: Engine bearings, camshafts, lifters, valves, guides and rocker shaft assemblies