Overview Reviews Product Description Proper lubrication of metal mating surfaces is essential prior to starting a new or rebuilt engine. Ultra Slick® adheres to component surfaces to prevent scuffing and galling during initial start-up. This high quality formulation meets or exceeds OEM performance specs for engine assembly lubricants Permatex 2018 Catalog Product Videos Custom Field USA part number 81950 Canadian part number 81950 Product Reviews Write a Review Write a Review × Permatex Ultra Slick Engine Assembly Lubricant 118ml Bottle 81950 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *