... bearing ,small bulk, light weight. YC6112ZLD Series Diesel Engine for Generator Features & Benefits Solid forged steel crankshaft ,cylinder and cylinder ... consumption, oil seal of valve added, Seal technology for piston ring and valve oil-sealing technique, low fuel ... .Optional electronic speed governing pumpPerfect G-drive for 120-150 KW generator sets Technical Data Sheet No.NameTechnical parameters ...