PLEASE NOTE: Delays in processing. Orders placed between Thursday 11 April and Wednesday 1 May will be processed 02 May.
Valve guide, inlet (also exhaust on early twins), suit Norton twins 500cc - 750cc, each, including 750 Commando. 2 or 4 required per motor, colisbro +.010 size Original part numbers: D12/140; K12/140; T2011; 050198 - valve guide (inlet or exhaust)