... 9001-2000 3. Quality casting and machining parts. 4. OEM & ODM welcomed. Valve Seat Ring1. Engine parts valve seat ring ... , NH250, NT855, NH250A, K19, V265, V300, V6E-195, VT6-280 etc .2. Wide range size for different bran engine. Cummins, Hino, ... .58323431.1287333126.4247343834.51296353128.3224.58Advantage:1. Powder Metallurgy quality casting.2. Precision machining provided.3. Over 15years experiences ...