... 4-0.7Mpa Fuel Oil Supply System For Marine Diesel Engine The combined unit is a unit, which is ... operators to concentrate management and control.This combined unit has a compact construction, small volume and can ... save the compartment capacity.The series combined unit of is a king of pressurized oil supply ... , 8250, 8320,8M25 and G8300. etc.The unit can use auto back flushing fitter.The automatic back ...