The Supertech oversize valve guide set for Audi 1.8T/2.7T engines contains manganese bronze intake and exhaust guides with an 11.075mm OD, supplied as a set of twelve. These oversize guides are specified where a slightly larger OD is needed following rework and the part description provides the exact oversize dimension and compatible engine families.
Supertech Audi 1.8T/2.7T Manganese Bronze Int/Exh Valve Guide Oversize OD 11.075mm - Set of 12