Valve Head Diameter [mm]: 25; Valve Stem Diameter [mm]: 6; Length [mm]: 89,5; Valve seat angle [°]: 45; Supplementary Article / Supplementary Info Info 2: Nitrided valve stem; Material: Chrome-Mangan-Nickel Steel; Connector type: E; TecDoc Engine Number: 22903, 26102, 22902, 22901, 26301, 22100, 26103, 26104; SMART: CITY-COUPE (450),FORTWO Coupe (450),CABRIO (450),FORTWO Cabrio (450),ROADSTER (452),ROADSTER Coupe (452),Crossblade Cabrio; 1600500027