911 Carrera 4 Coupe (996) F6-3.6L (2002)
8. Install the chain sprocket of the exhaust camshaft. Insert the chain sprocket in the control chain, then position on the camshaft flange. The four
threaded bores in the camshaft flange must be fully visible on the left at the slot curves of the chain sprocket, so that the four M6 x 12
hexagon-head bolts can still be positioned to fasten the chain sprocket.
All four screws positioned on the chain sprocket, side 1-3
Note;
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Do not interchange the thrust bearings of the inlet and exhaust camshafts during assembly. Observe the identification (Figure shows inlet
camshaft bearings).
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Designation of inlet camshaft bearing: thrust bearing: E and pairing number on cylinder head/cylinder head cover, bearing cover of the bearing
sleeve: only pairing number.
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Designation of exhaust camshaft bearing: thrust bearing on chain sprocket: 1A and pairing number on cylinder head/cylinder head cover, 2nd
thrust bearing: 2A and pairing number on cylinder head/cylinder head cover.
9. Insert three thrust bearings and one bearing cover for the bearing sleeve of the camshafts with the guide rail for the control chain. Eight hexagon
socket bearing screws: position six M6 x 35 (Item 1, lower illustration) and two M6 x 40 (Item 2, lower illustration) for the camshaft bearings and
the guide rail and tighten slightly.
Position of the bearing screws: Item 1 = M6 x 35, Item 2 = M6 x 40