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Home >> Porsche >> 2021 >> 911 Targa 4 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 38 (13 Engine - Crank Drive, Pistons 3.8L (Eng Code MDK.H) -- 992 - 911 CARRERA (992)) >> WM, 131020 Removing And Installing Pistons >> Removing Pistons >> Removing Crankcase Half For Cylinders 1-3

Removing Crankcase Half For Cylinders 1-3

WARNING: This page is about a different variant/trim than selected.
WARNING: Preloaded or pressurized components
  • Risk of eye injuries
  • Risk of bruising

    → Wear personal protective gear.

    → Secure components to prevent them from falling off suddenly.

  1. Remove vibration damper.

    > Removing and installing vibration damper  .

  2. Remove crankcase half on cylinder bank 1.

    Unscrew outer screws -15 to 33-  .

    Unscrew through bolts -1 to 14-  .

    Fig 1: Crankcase Bolts Loosening Sequence
    G15487289Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Loosening sequence for crankcase

    > 9590 - Mounting parts  must be unscrewed from threaded joint for crankcase half for cylinder bank 1.

    >  WM, 1001IN TOOLS FOR REMOVING UNITS AND WORKING ON THE ASSEMBLY SUPPORT 

    CAUTION: Hot components
    • Risk of burns

      → Let hot components cool down.

      → Wear personal protective gear.

  3. Remove the crankcase half from cylinder bank 1 with the help of another person.

    Heat sealant along the joint using > VAS 1978/14A - a hot - air blower  .

    Lift the crankcase half at the marked positions -Arrows-  using a suitable tool.

    G15487290Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Lever positions on crankcase

    Push in the handle of a hammer above the oil-pump pressure channels -Arrow-  (-2-  ) and lift off crankcase half -1-  .

    G15487291Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Crankcase half