This CORTECO valve stem seal, part number 49472013, is designed to prevent oil from entering the combustion chamber through the valve guides. Proper sealing is crucial for maintaining engine performance, reducing oil consumption, and preventing excessive smoke. Crafted with durable materials, this seal is built to withstand the high temperatures and pressures found within the engine. Its precise engineering ensures a perfect fit and reliable function, contributing to the longevity of your engine. Replacing worn or damaged valve stem seals can resolve issues such as increased oil consumption, fouled spark plugs, and poor engine performance. This CORTECO part offers a dependable solution for engine maintenance and repair.