1.valve exhaust 2.Weichai WD615G 3.OEM :612600050025 4.competitive price and ... parts,including alternators,starting motor,water pump,camshaft,crankshaft,mian&connecting rod bearing,fan blade,thermostat,igniton switch,liner kit,piston ... ,oil cover,cylinder head,cylinder block,and so on. valve exhaust for Weichai WD615G 612600050025