Stanadyne 42978 Humvee Fuel Injection Pump Kit is a USGI M998 Humvee replacement kit for the Stanadyne fuel injection pump, identified by part number 42978. The kit includes the housing and piston components necessary to rebuild the Stanadyne pump used in Humvee engines, providing the essential parts to restore the pump's timing and metering interface. Designed for Humvee maintenance or rebuilds where the 42978 kit is specified, this assembly supports continued operation of the vehicle’s fuel delivery system in military applications.
