Porsche 996 TT Repair Manual page 520

15. Remove thrust bearing cover. Unscrew the hexagon−head bolts and remove the thrust bearing
cover up and off.
16. Lift camshafts up and out.
WARNING
Do not confuse the flat−base tappets.
The flat−base tappets have been run in in their housing. Therefore, they must not be interchanged or soiled.
17. Remove the flat−based tappets. Pull the flat−based tappets upwards out of the camshaft housing. In
order to avoid confusing the individual flat−based tappets, they should be placed on a prepared
sheet of paper as shown in the diagram.
18. Remove the camshaft housing. Unscrew and remove the 18 hexagon−head bolts in the order specified.
Then remove the camshaft housing.
996420, 996421, 996450, 996451, 996620, 996621, 996650, 996651, 996840, 996841
Removing the camshaft housing
einordnung
457