Skylark L4-138 2.3L SOHC VIN 3 MFI QUAD 4 (1992)
Fuel Return Line: Description and Operation
Fuel Pipe O-Rings
Fuel feed and return pipe threaded connections at the fuel rail and fuel filter are sealed with replaceable O-ring seals. These O-rings seals are made of
special material, and should only be serviced with the correct service part.