A4 Mk3
| Sealing flange (pulley end) - exploded view |

| 1 - | Bolt |
| q | Tightening torque → Item |
| 2 - | Crankshaft sprocket |
| q | Contact surface between sprocket and crankshaft must be free of oil |
| q | Can only be installed in one position |
| 3 - | Oil seal |
| q | For crankshaft (pulley end) |
| q | Renewing → Chapter |
| q | Do not lubricate with oil |
| 4 - | Sealing flange (pulley end) |
| q | Should be positioned on dowel pins |
| q | Removing and installing → Chapter |
| 5 - | Cylinder block |
| 6 - | Dowel pin |
| q | 2x |
| 7 - | Bolt |
| q | Tightening torque and sequence → Fig. |
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|
| Stage | Bolts | Tightening torque |
| 1. | -1 … 10- | Screw in bolts by hand until they make contact |
| 2. | -1 … 6- | Tighten in stages and in diagonal sequence; final torque 15 Nm. |
| 3. | -7 … 10- | 15 Nm |
