911 Targa (996) F6-3.6L (2004)
3. Unscrew chain tensioner of cylinder bank 1 - 3.
4. Detach and remove oil extraction pump at cylinder head 1 - 3 - on flywheel side.
5. Unscrew hexagon-head bolts M6 x 20 (2 ea.). Remove closure cap from tensioning element (VarioCam).
6. Remove cylinder head cover. Loosen hexagon-head bolts from the outside to the inside.
7. Fasten special tool 9611, holding-down device for camshafts, with auxiliary screws M6 x 45.