Seal Ring, valve stem Valve stem oil control seal (O-Ring) Wilmink Group, WG1103712, Seal Ring, valve stem, from Not availableOPEL - Calibra A, Combo, Kadett, Astra; VAUXHALL - Astra, Omega; DAEWOO - Nexia, Espero; CHEVROLET - Astra, Kalos; ...