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Home >> Lincoln >> 1990 >> Mark VII LSC >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 5.0L V8 - VINS [E,F] & 5.8L V8 - VIN [G] >> Removal & Installation >> Engine >> Removal

Removal & Installation: Engine: Removal

  1. Mark hinges for reinstallation and remove hood. Drain crankcase and cooling system. Disconnect battery and alternator ground cables from engine. Remove air cleaner and intake duct assembly. On 5.8L models, disconnect fuel lines at carburetor.
  2. On 5.0L models, Remove fuel cap to release fuel tank pressure. Attach a fuel pressure gauge to pressure relief valve located on fuel rail near fuel pressure regulator. Release fuel pressure through fuel gauge into a container.
  3. Disconnect fuel lines using appropriate Spring Lock Coupling Tool (D871-9280-A or B). Remove spring lock coupling retainer clip from fuel fitting. Place correct size spring lock coupling tool against coupling. Push tool into cage opening to release garter spring. Pull coupling apart and remove tool. See Figure.
    NOTE: Replace fuel coupler "O" rings when removing fuel lines. Use only specified fuel resistant "O" rings, color-coded Brown. Lubricate new "O" rings with clean engine oil.
  4. On all models, disconnect upper and lower radiator hoses. Disconnect transmission oil cooler lines from radiator. Remove bolts attaching fan shroud to radiator. Remove radiator.
  5. Remove fan, belt, pulley and shroud. Remove alternator bolts and position alternator aside. Disconnect oil pressure sending unit wire from sending unit.
  6. Disconnect accelerator cable. Disconnect speed control cable (if equipped). Disconnect throttle valve vacuum line from intake manifold (if equipped). Disconnect transmission filler tube bracket from engine block. On vehicles equipped with A/C, remove compressor with lines attached and set aside.
  7. Disconnect power steering pump bracket from cylinder head. Remove drive belt. Position pump aside. Disconnect brake vacuum line from intake manifold.
  8. Disconnect heater hoses from water pump and intake manifold. Disconnect coolant temperature sending unit wire from sending unit. Remove flywheel/converter housing-to-engine upper bolts.
  9. Disconnect primary wiring connector from ignition coil. Remove wire harness and position aside. Disconnect ground strap from block. Raise front of vehicle. Disconnect starter cable from starter.
  10. Remove starter. Disconnect exhaust pipes from exhaust manifolds. Disconnect engine support insulators. Disconnect thermactor tubing and check valve from right side exhaust manifold stud.
  11. Disconnect transmission cooler lines from retainer and remove converter housing inspection cover. Disconnect converter from flexplate. Secure converter assembly in housing. Remove remaining converter housing-to-engine bolts.
  12. Lower vehicle and support transmission. Attach engine hoist and carefully separate engine from transmission. Remove engine.