The Peterbilt Motors Company 22451901 Diesel Fuel Metering Pump is a diesel fuel metering pump assembly for Peterbilt/PACCAR applications that includes a vent pickup pipe. Identified by part number 22451901, the unit is 23.5 inches long and designed to integrate with Peterbilt engine fuel systems to accurately meter diesel fuel delivery. This configuration combines the metering pump with the vent pickup pipe to support proper fuel flow in Peterbilt trucks.
