... Diesel engine valve seat ring 2. ISO 9001-2000 3. Quality casting and machining parts. 4. OEM & ODM welcomed. Valve Seat Ring1. Engine ... parts valve seat ring is used for different egines, Automobiles, Marines, Air ... 2. Wide range size for different bran engine. Cummins, Hino, Mitsubishi, Yamaha, Benz, Deutz, Komatsu, Caterpillar, Perkins, Volvo, Kia, Fiat ...