Valve stem oil seal

19. Check and adjust throttle cable adjustment, see MODULAR ENGINE MANAGEMENT SYSTEM – Adjustments – SPi.
20. Connect fuel feed and return hoses.
21. Connect exhaust front pipe to manifold, see MANIFOLD & EXHAUST – Repairs.
22. Fit timing belt rear cover to cylinder head, tighten bolts to 10 Nm.

23. Fit camshaft gear to camshaft, hold gear using tool 18G 1521 and tighten bolt to 35 Nm.
24. Align camshaft gear timing mark to cylinder head joint, using tool 18G 1521.
25. Fit timing belt tensioner to cylinder head, connect tensioner spring to post. Lightly tighten bolt and screw to retain tensioner in released position.
26. Check correct alignment of timing marks on crankshaft pulley and camshaft gear.
27. Fit timing belt over camshaft gear keeping belt taut from crankshaft gear using fingers only.
28. Check that timing belt is positioned centrally around all gears and pulley.
29. Unscrew tensioner pulley bolt 1/2 turn, slacken backplate screw and allow spring to tension belt.
30. Rotate crankshaft clockwise 2 complete revolutions and align camshaft gear timing mark.
31. Tighten tensioner backplate screw to 10 Nm.
32. Tighten tensioner pulley bolt to 45 Nm.
33. Fit timing belt front upper cover, ensure seal is located correctly and tighten screw and bolts to 10 Nm.
34. Fit coolant expansion tank to body, secure hose in clip.
35. Fit camshaft cover and gasket
36. Fit air cleaner, see MODULAR ENGINE MANAGEMENT SYSTEM – Repairs.
37. Remove stand(s) and lower vehicle.
38. Refill cooling system, see MAINTENANCE.

VALVE STEM OIL SEAL

Service Repair No. 12.30.26

Remove

1. Remove camshaft cover gasket.
2. Remove camshaft, see Engine Overhaul Manual.
3. Remove spark plug, see MAINTENANCE.

4. Screw air line adapter MS 1567 into spark plug hole.
5. Connect an airline to the adapter.
6. Remove hydraulic tappet from valve.
7. Position tool MS 1567/7 to valve spring cap.

8. Strike tool firmly with hammer to release spring cap collets.
9. Remove collets, spring cap and valve spring.