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Home >> Chevrolet >> 1990 >> Step Van 7.4 N, Standard >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 4.3L V6 - VIN [Z] >> Lubrication >> Oil Pump >> Reassembly

Oil Pump: Reassembly

Install pump gears into pump body, with marked gear teeth indexing. Idler gear must be installed with smooth side of gear toward cover opening. If inlet tube was removed, apply sealer to end of inlet tube. Tap inlet tube into place using plastic hammer. Reassemble remaining components in reverse order of disassembly. Tighten cover screws to specification. See TORQUE SPECIFICATIONS table in this article.