... : Participating in drafting " Internal Combustion Engine Valve Seat Specification (JB/T) " & " Internal Combustion Engine Valve Guide Specification (JB/T) ".9. Application:JAPAN series---DAIHATSU ... series---DAEWOO, HYNDAI,...EUROPE series---BENZ, B.M.W, DEUTZ, FIAT, PERKINS, PEUGEOT, RENAULT, SCANIA, VOLKSWAGON, VOLVO,...AMERICA series---CATERPILLAR, CHRYSLER ...