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Home >> Subaru >> 1987 >> XT GL, Standard >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 1.6L 4-CYL - VIN [2] & 1.8L 4-CYL - VINS [4,5] - OHV >> Engine Oiling System >> Oil Pump >> Inspection

Oil Pump: Inspection

  1. Measure rotor-to-drive gear and rotor-to-body clearance. Measure rotor side clearance and measure diameters of rotor and drive gear. Replace any component that exceed specifications.
  2. Inspect relief valve spring, valve and pump body for wear or damage. Measure free length of relief spring. See OIL PUMP SPECIFICATIONS  table.
NOTE: Make sure oil pump shaft is aligned with slot in camshaft when reassembling.