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The Supertech manganese-bronze valve guide for Audi 1.8T and 2.7T engines is a single intake/exhaust guide with an outer diameter of 11.045mm. Made from manganese bronze, it restores correct valve stem clearance and alignment in the cylinder head, helping maintain valve runout and seating geometry. This guide is intended as a direct-fit replacement where the specified OD and material match factory or rebuild requirements.
Supertech Audi 1.8T/2.7T Manganese Bronze Intake/Exhaust Valve Guide Manganese Bronze OD 11.045mm
