CY6102BQ Diesel Engine General Situation CY6102BQ diesel engine is a high speed diesel engine developed by DCD on the reference of Japan ISUZU 6BB1 diesel engine designing ideology and concept. With high power index and good economy, CY6102BQ diesel engine is the ideal power for medium trucks large buses, tourist buses and intercity buses as well. Auxiliary devices such as air conditioner, warm air heater and power steering pump etc can be fixed according to customer’s requirements §Cylinder block is an integral casting part with crankcase, with full support bearing caps and dry cylinder liners. §Cylinder head is of integral 6-cylinder type. §Crankshaft is of 42CrMo forged steel with surface nitriding treatment. §Piston top is of hot flow type, the skirt section has oval barrel curved surface, the down section is of slipper structure, with two compression rings and one oil ring. §Valve mechanism is of overhead type. §Injection pump adopts Bosch A type pump §Injector is long body closed type, with holes 4xΦ0.32mm