Engine - Repair (M54): Overhaul BMW Z3 E36 рестайлинг

11 12 503 Disassembling and assembling cylinder head (M52 / S52 / M52TU / M54 / M56)

Note. For Special Tool identification, see SPECIAL TOOLS - Z3 .

Special Tools Required

1. 00 1 490
2. 11 0 192
3. 11 0 342
4. 11 0 343
5. 11 0 345
6. 11 1 045
7. 11 1 065
8. 11 1 067
9. 11 1 071
10. 11 1 441
11. 11 1 442

(Cylinder head removed)

If necessary, remove coolant thermostat. Refer to 11 53 000 REMOVING AND INSTALLING/REPLACING COOLANT THERMOSTAT (M52TU / M54 / M56) .

Screw on special tool 11 1 442.

Scheme 47

Screw special tool 11 1 065 onto special tool 00 1 490.

Provide special tools for disassembling cylinder head

1. Special tool 11 1 071.
2. Special tool 11 1 067.
3. Special tool 11 0 192.
4. Special tool 11 1 045.
5. Special tool 11 0 342.
6. Special tool 11 0 343.
7. Special tool 11 0 345.
8. Special tool 11 1 441.

Assemble special tools.

Scheme 48

Note. Do not install special tool 11 1 441 (locating board) in special tool 11 1 065 at this stage.

Scheme 49

Place cylinder head on special tool 11 1 065 and screw on with two screws.

Scheme 50

Remove all valve springs. Refer to 11 34 715 REPLACING ALL VALVE SPRINGS (M52 / S52 / M52TU / M54 / M56) .

Remove all valve stem seals. Refer to 11 34 560 REPLACING ALL VALVE STEM SEALS (M52 / S52 / M52TU / M54 / M56) .

Remove all valves. Refer to 11 34 552 REMOVING AND INSTALLING OR REPLACING ALL VALVES (M52 / S52 / M52TU / M54 / M56) .