PLEASE NOTE: Delays in processing. Orders placed between Thursday 11 April and Wednesday 1 May will be processed 02 May.
Valve guide, exhaust, suit Norton twins 500cc - 750cc, each, including 750 Commando. 2 required per motor, colisbro std size, OD 0.0501 inch Original part numbers: D12/140; K12/140; T2011; 050184 - valve guide (inlet or exhaust)