Permatex Ultra Slick Engine Assemly Lube adheres to component surfaces to prevent scuffing and galling during initial start-up. Proper lubrication of metal mating surfaces is essential prior to starting a new or rebuilt engine. This high quality formulation meets or exceeds OEM performance specs for engine assembly lubricants. From special-mission, job-specific lubricants, protectants and dressings, to the rigors of heavy-duty needs, count on Permatex to bring you reliability and problem-solving solutions that extend the life of your equipment.