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To Remove

IMPORTANT: The cylindrical surfaces round the valve springs are sealing surfaces for the tappets and must not be scratched or scored. Therefore, fit protective collars, part no. 83 93 746, round the tappet cylinders.
  1. Remove the camshaft bearing caps. It is important to finish removal of the bearing caps with the one where the tappets are under load. Lift out the camshafts.
  2. Remove the tappets and place them in the valve stand, part no. 83 93 787.
  3. Fit the protective collars, part no. 83 93 746.
  4. Press down the valve heads with the valve spring compressor, part no. 83 95 246, and remove the collars.
    Fig 1: Illustration For Steps 4-5-6
    G03503265
  5. Lift out the spring discs and valve spring. Do not forget the washer.
  6. Remove the valves and place them in the valve stand, part no. 83 93 787.
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