... 3. Quality casting and machining parts. 4. OEM & ODM welcomed. Valve Seat Ring1. Engine parts valve seat ring is used ... different bran engine. Cummins, Hino, Mitsubishi, Yamaha, Benz, Deutz, Komatsu, Caterpillar, Perkins, Volvo, Kia, Fiat, Chrysler, Ford, Chevrolet, ... casting.2. Precision machining provided.3. Over 15years experiences in OEM parts.4. Competitive price . (All casting & machining work ...