... city bus . and luxury CNG coah,School bus . strict product in according to ISO16949 . BV . ECE standard .CNG is clear ... enegy . the latest sequetnional tech use in disel engine will surport cng bus with 110% strong power ... ModelEuro V standard, BGe5 230,CumminsOver width(mm)2550Engine Type in line, 6cylinder,four stroke,inter-cooling,,CNGElectronically controlled CNG engineOver height ...