S4 Quattro Sedan V6-2.7L Turbo (APB) (2000)
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Removing and installing, See: Service and Repair
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Check radial clearance with Plastigage (lifters removed) Wear limit: 0.1 mm Run-out: 0.01 mm (maximum)
5. Cap
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Always replace
6. Inlet camshaft bearing cap
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With connection for oil feed pipe
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Note installation position and numbering See: Service and Repair
7. Inlet camshaft
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Checking axial clearance, See: Testing and Inspection/Camshaft Axial Clearance, Checking
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Removing and installing, See: Service and Repair
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Check radial clearance with Plastigage (lifters removed) Wear limit: 0.1 mm Run-out: 0.01 mm (maximum)
8. Drive chain
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Installing, See: Service and Repair
9. 10 Nm
10. Mechanical - camshaft adjuster
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With camshaft adjustment valve -N205
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Secure with special tool 3366 before removing, See: Service and Repair
11. Hydraulic bucket lifter
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Removing and installing with cylinder head installed, See: Service and Repair
12. Valve cotters
13. Valve spring plate
14. Valve spring
15. Valve stem seal
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Replacing with cylinder head installed, See: Seals and Gaskets/Valve Guide Seal/Service and Repair
16. Rubber/metal - gasket
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Always replace
17. Seal
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Always replace
18. Cylinder head
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Checking for distortion
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Reworking, See: Cylinder Head Assembly/Service and Repair/Cylinder Head, Reworking
19. Exhaust valve
20. Inlet valve
21. Oil seal (Hall sender end)
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Always replace, See: Seals and Gaskets/Camshaft Oil Seal/Service and Repair
22. Rotor for Hall sender
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Note position (notch on camshaft)
23. Washer
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Conical
24. 25 Nm
25. Hall sender
26. 10 Nm
27. 30 Nm +180 (1/2 turn)
28. Camshaft sprocket
29. Oil seal (toothed belt end)
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Replacing, See: Seals and Gaskets/Camshaft Oil Seal/Service and Repair