PRE-RELEASE
Intake valves and exhaust valves
| Intake valves and exhaust valves |
| To remove |
| 1. |
Remove the
cylinder head
.
|
|
| 2. |
Remove the exhaust manifold (A).
|
|
| 3. |
Remove the vacuum pump (B).
|
|
| 4. |
Remove the ventilation pipe (A).
|
|
| 5. |
Remove the fuel rail (B).
|
|
| 6. |
Remove the bracket (C).
|
|
| 7. |
Remove the control module (D).
|
|
| 8. |
Remove the throttle body (E).
|
|
| 9. |
Remove the intake manifold (A).
|
|
| 10. |
Slacken the camshaft bearing caps evenly in the indicated order. Carefully detach the camshaft guide bearings with a rubber mallet.
|
|
| 11. |
Note the bearing cap designations (A)
|
|
| 12. |
Lift away the camshafts.
|
|
| 13. |
Remove the roller rockers (A). Store them in
83 93 787 Valve stand
so they do not get mixed up.
|
|
| 14. |
Compress the valve spring with
83 96 384 Valve spring tool
(A) and remove the valve cone (B), spring plate (C) and valve spring (D).
|
|
| 15. |
Remove the valve guide seal (E) using
83 94 157 Pliers, valve guide seal
(F).
|
|
| 16. |
Remove the valve (G).
|
|
| To fit |
| 1. |
Fit the valve (G).
|
|
| 2. |
Fit a valve guide seal (E) using
83 94 157 Pliers, valve guide seal
(F).
|
|
| 3. |
Fit the valve spring (D) and valve head (C). Compress the valve spring using
83 96 384 Valve spring tool
and fit the valve cone (B).
|
|
| 4. |
Fit the roller rockers (A).
|
|
| 5. |
Lift in the camshafts.
|
|
| 6. |
Note the bearing cap designations (A).
|
|
| 7. |
Tighten the camshaft bearing caps in the specified order.
|
|
| 8. |
Fit the intake manifold (A).
|
|
| 9. |
Fit the throttle body (E).
|
|
| 10. |
Fit the control module (D).
|
|
| 11. |
Fit the bracket (C).
|
|
| 12. |
Fit the fuel rail (B).
|
|
| 13. |
Fit the ventilation pipe (A).
|
|
| 14. |
Fit the vacuum pump (B).
|
|
| 15. |
Fit the exhaust manifold (A).
|
|
| 16. |
Fit the
Cylinder head
.
|
|
