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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 >> Installation

Oil Pump: Installation

Prime oil pump with engine oil. Assemble pump and extension shaft to engine. Ensure slot on top of extension shaft engages with drive tang on end of distributor shaft. Install oil pump and baffle (if used). Tighten retaining bolt to specification. See TORQUE SPECIFICATIONS table. Install oil pan.