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Supertech manganese bronze intake valve guides for Mitsubishi 4G63 series engines, supplied as a set of 8. These guides accept 6.6mm valve stems and are intended for cylinder head rebuilds to restore correct valve-to-guide clearance. They provide a durable replacement to maintain valve alignment and reliable intake valve motion in the 4G63 family.
Supertech Mitsubishi 4G63 Series Manganese Bronze Intake Valve Guide 6.6mm Stem - Set of 8
