engine valve 1. Real manufacturer 2. OEM's quality 3. 40000pcs ... CNG auto engine models and motorcycles.trusted material of engine valve guide for cast iron: HT250, G3000, 1001 and so ... /T) " & " Internal Combustion Engine Valve Guide Specification (JB/T) ".9. Application:JAPAN series---DAIHATSU, HINO, HONDA,ISUZU, KOMATSU, MAZDA, MITSUBISHI, ... and mutual benefit in the near future. EH700 VALVE GUIDE