K 3500 Truck 4WD V8-454 7.4L VIN J SFI (1996)
Fuel Supply Line: Description and Operation
Fuel Pipe O-Rings
The fuel feed and return pipe threaded connections at the fuel injection unit are sealed with replaceable O-ring seals. These O-ring seals are made of
special material and should only be serviced with the correct service part.
