... valves Valve role is responsible for input to the engine fuel and emissions.Owing to our rich industrial experience, we are offering ... high dynamic load, our products can perform well at high temperature and corrosive environment.Engine valves are suitable for TOYOTA,AUDI,BESFORD ... NISSAN,OPEL,PAYKAN,PERKINS,PEUGEOT,ROVER,SUBARU,SUZUKI,VOLVO,VOLKSWAGEN AND SO ON.We have all kinds of valve techniques, ...