Porsche 996 TT Repair Manual page 547

7. Tighten bearing cover. Tighten the hexagon−head bolts M6 x 30 of the bearing cover uniformly to
tightening torque in the specified sequence.
Tightening torque of the bearing cover screws (10.9) 13 Nm (10 ftlb.)
8. Tighten oil guide housing. Replace the three pan−head screws M5 x 10 (microencapsulated) and tighten to
tightening torque.
Tightening torque of M5 pan−head screws (8.8) 7 Nm (5 ftlb.)
9. Tighten the hexagon−head bolts M6 x 30 for the thrust bearing cover to tightening torque.
Tightening torque of the thrust bearing screws M6 (10.9) 13 Nm (10 ftlb.)
Note
• The camshaft adjusting elements must be positioned to the left−hand stop! Use special tool holding
wrench 9653 !
• The hexagon−head bolts M12 for the actuating element of the inlet camshaft is to be replaced!
10. Place camshaft adjusting element onto inlet camshaft. Lay the timing chain onto the chain
sprocket of the camshaft adjusting element and place the adjusting element onto the inlet
camshaft. Tighten the new hexagon−head screw M12 x 120 by hand. Turn the camshaft adjusting
element to the left stop using special tool holding wrench 9653 .
New chain sprockets for the exhaust camshafts (left and right part) have been in use as of May 2001. The
identical chain sprocket remains an original Porsche part − observe part numbers!
Identification of the sprocket wheels
Installing camshafts
einordnung
484