Description: The Valve Seals (1S7Z-6571-A) are original equipment parts designed to prevent oil from leaking into the combustion chamber and ensure proper sealing around the valve stems. They should fit precisely into the valve guides, providing a secure seal to maintain proper engine performance and prevent oil consumption. The quality of these seals is expected to meet OEM standards, offering durability and resistance to high temperatures and engine chemicals.

Description: Fusion. C-Max. MKZ.