sludge ... to get restrictedcausinginadequate engine oil lubrication
to be mixable with oils of a different standard(passive) is designedDiesel engine lubricating oil
knock a hole in itcausingloss of engine lubrication , oil spillage
Iron on lowestsettingRumley Oil Pull Tractor
to meet all the necessary lubrication requirements found in any part of a modern tractor , such as engine , transmission , hydraulic system and wet brake(passive) is specially designedALLINONE TRACTOR OIL United Allinone Tractor Oil