The dirt seal prevents oil leaks and keeps dirt, debris, and contaminants from entering the engine. It ensures that the lubricating oil remains inside the engine while preventing the entry of harmful substances that could potentially damage the crankshaft bearings and other internal engine components. It is positioned at the front end of the crankshaft, where it meets the engine's front cover or timing cover.Attributes:• Designed to withstand high temperatures. • Designed to be resistant to engine oils, fuels, and coolant. Applications: The dirt seal is used to properly lubricate the components and reduce friction.