Valve Head Diameter [mm]: 25,5; Valve Stem Diameter [mm]: 6; Length [mm]: 114,6; Valve seat angle [°]: 45; Supplementary Article / Supplementary Info Info 2: Nitrided valve stem; Material: Chrome-Mangan-Nickel Steel; Connector type: S; TecDoc Engine Number: 18213, 18212, 18204, 18458; MAZDA: 5 (CR19),3 (BK),6 Kombi (GH),6 Station Wagon (GY),6 (GG),323 F VI (BJ),6 Hatchback (GG),6 Schrägheck (GH),6 (GH),3 Stufenheck (BK),PREMACY (CP),626 V Hatchback (GF),626 V (GF),626 V Station Wagon (GW),MPV II (LW),FAMILIA VI (BJ); RF2A12121, RF5C12121