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Home >> Plymouth >> 1989 >> Colt Base >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 1.8L 4-CYL - VIN [T] & 2.0L 4-CYL - VINS [D,V] >> Lubrication >> Oil Pump & Front Cover >> Disassembly & Inspection

Disassembly & Inspection

  1. Remove rear cover. mark direction of gear installation for reassembly reference. Place straightedge across front cover housing and measure end play between each gear and straightedge. Check clearance between tip of gear teeth and cover.
  2. Check pressure relief valve for restriction in bore. Check relief spring tension and free length. Replace components if not within specification. See OIL PUMP SPECIFICATIONS  table.
OIL PUMP SPECIFICATIONS

Application In. (mm)
Gear-Tip-To-Case .010 (.25)
Gear Side Clearance .010 (.25)
Relive Valve Spring Free Length 1.84 (46.6)
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