OTTO 45Nx 4Le2 Fuel Injection Pump Parts Repair Kit Pump Core K311 8973060640 897306-0640 8-97306064-0 For Isuzu This set of components is specifically designed for the maintenance and repair of the fuel injection pump installed in the OTTO 45Nx 4Le2 model. It includes two key parts: a specialized repair kit for fuel injection pump components, and a pump core labeled with model K311