... . Engine parts valve seat ring is used for different egines, Automobiles, Marines, Air compressors, Engineering machines engine...etc.Engine Type: 6BT ... , Yamaha, Benz, Deutz, Komatsu, Caterpillar, Perkins, Volvo, Kia, Fiat, Chrysler, Ford, Chevrolet, Dodge, Buick, Lada, Audi, Peugeot...etc. Series No.Outer ...