170F 178F Injection Pump Metal Replacement Injection Pump Assembly for Diesel Generator.Feature: 1. Metal Material: Injection pump is made of high grade iron material, wear resistant and corrosion resistant, durable and long service life. 2. Stable Performance: The fuel injection pump will not be damaged in long term use, which can bring you a better experience. 3. Easy to Replace: Replacement injection pump is small in size and light in weight, easy to install and replace. It can be used direct