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Dismantling and assembling pistons and conrods > < Crankshaft dimensions

A4 Cabriolet Mk2

Removing and installing chain sprocket
Removing and installing chain sprocket
Special tools and workshop equipment required
   
t  Drift sleeve -30 - 100-
  W00-0359
t  Thrust plate -40 - 105-
t  Two-arm puller, commercially available
t  Protective gloves
Removing
–  Remove sump with oil pump → Chapter.
–  Remove front sealing flange → Chapter.
  W00-0113
–  Pull chain sprocket off crankshaft with puller -2- (Kukko 44-1 or similar). Use thrust plate -40 - 105- to protect end of crankshaft.
Installing
Installation is carried out in the reverse order; note the following:
  WARNING
Wear protective gloves.
–  Heat chain sprocket in oven for approx. 15 minutes to 220°C.
  Note
Installation position: wide collar on sprocket facing towards engine,
  A13-0058
–  Fit chain sprocket on end of crankshaft using pliers, and press onto crankshaft as far as the stop using drift sleeve -30 - 100-.
–  Install sump with oil pump → Chapter.
  A13-0059

Dismantling and assembling pistons and conrods > < Crankshaft dimensions