The Corteco Porsche Engine Crankshaft Seal - 01030318B is a high-quality replacement seal designed specifically for Porsche engines. It is made from durable materials to ensure a long-lasting and reliable performance. This seal is responsible for preventing oil leaks and maintaining proper lubrication of the engine's crankshaft. It is compatible with a variety of Porsche models and is an essential component for keeping the engine running smoothly. This product is a direct fit and meets all OEM specifications.