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Clark's Garage944 · 924 · 968 · Turbo
Engine

Flywheel Lock Installation

Procedure for installing the flywheel lock tool (P9206) to hold the engine at TDC for torque-sensitive operations such as timing belt work.

Difficulty: Easy1 min readApplies to: 944 · 944S · 944 Turbo · 968
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Tools

  • Jack stands and floor jack, or ramps
  • 8 mm socket and ratchet
  • 17 mm combination wrench
  • 19 mm socket/ratchet or combination wrench
  • Flywheel Lock (P9206)
  • Nut to fit one of the starter mounting bolts
  • Shock cords or bailing wire

Other Procedures Needed

  • ENG-13: Locating and Setting Engine to Top Dead Center (TDC), Cylinder 1

Procedure

  1. Place the vehicle on jack stands or ramps.
  2. Disconnect the battery positive lead.
  3. Using ENG-13, place the engine at TDC on cylinder #1.
  4. Using the 8 mm socket, remove the starter heat shield mounting nut on the back of the starter.
  5. Using the 17 mm wrench, loosen the starter heat shield mounting bolts on the clutch housing (do not need to remove completely) and remove the heat shield.
  6. Using the 19 mm socket and/or wrench, remove the starter mounting bolts. Hang the starter to one side using the shock cord or bailing wire.
  7. Install the flywheel lock and ensure that the teeth on the lock engage with the teeth on the flywheel.
  8. Bolt the flywheel lock to the clutch housing using the starter mounting bolts. A nut is needed to fit the bolt on one side; the other bolt threads into the clutch housing.
  9. Verify that the engine remained at TDC during lock installation.
Tags:flywheel lockTDCspecial tooltiming

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