Removing and installing differential

Differential Porsche 944

No.

Designation

Removal

Installation

1

Plug (M 18 x 1.5)

1

Tighten to 50 Nm (37 ftlb.)

2

Seal

1

Replace

3

Plug M 16 x 1.5

1

Tighten to 40 Nm (30 ftlb.)

4

Seal

1

Replace

5

Waisted-shank bolt

1

Must always be replaced, tighten to 25 Nm (18 ftlb.)

6

Output flange

1

7

Hexagon head bolt

12

Tighten to 23 Nm (17 ftlb.)

8

Cover

1

9

Round seal

1

Replace, oil lightly

10

Shaft seal

1

Lever out with VW 681 with the transmission remaining fitted. Make sure the sealing face of the cover is not damaged.

Replace. Pack space between dust lip and sealing lip with multi-purpose grease. Drive in with Special Tool 9346 until it is seated against the stop.

11

Differential

1

12

Shaft seal

1

Remove output shaft (refer to page 39 - 207). If the transmission remains installed, use a suitable lever (e.g. hook of twin-arm puller) to lever it out carefully. If the transmission has been removed, push out from inside. Make sure the sealing face of the housing is not damaged.

Replace. Pack space between dust lip and sealing lip with multi-purpose grase. Coat outside lightly with vaseline and push in manually with Special Tool 9348, observing correct position (sealing lip faces differential). If required, apply light hammer blows to drive it in to stop.

Note

Note

The differential may also be removed and installed with the transmission remaining installed. In this case, support transmission and undo transmission suspension (refer to removal and installation of transmission on page 37 - 201).

page

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