This CORTECO crankshaft seal, part number 20036190B, is engineered to provide a durable and effective barrier against oil leakage from the crankshaft. Designed with precision, it fits seamlessly into its designated position, ensuring the integrity of your engine's lubrication system. Proper sealing is crucial for preventing oil loss, which can lead to significant engine damage and performance issues. CORTECO is known for its commitment to quality and performance, making this seal a dependable choice for maintaining your vehicle's engine health. Its robust construction is built to withstand the demanding conditions within the engine bay, offering long-lasting protection.