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Supertech integral valve stem seals for the Mitsubishi EVO X 4B11 are supplied as a set of 16 to support a full engine rebuild or maintenance service. These seals fit the 4B11 cylinder head configuration and provide the valve stem sealing necessary to control oil flow at the valve guides. Supplied to match the OEM valve train layout for the EVO X 4B11 engine.
Supertech Mitsubishi EVO X 4B11 Integral Valve Stem Seal - Set of 16
