Removal (633CSi & 733i)
- Remove cylinder head from engine. In vicinity of EGR valve, remove coolant hose and pipe from side of head. Remove EGR valve. Remove 2 hollow attaching bolts, then remove oil distribution pipe from top of head.
- Loosen all valve adjustments to maximum permissible clearance. Turn camshaft to position camshaft flange as shown in Fig 1. Now rotate camshaft flange approximately 9/16 - 5/8" toward intake side.
- Install rocker arm compression tool (11 1 060) to relieve tension on camshaft. Tighten nuts on exhaust valve side of tool. Next, tighten nuts on intake valve side of tool. Remove bolts from camshaft thrust plate. Remove camshaft.
Courtesy of BMW OF NORTH AMERICA, INC.
Position flange as shown when removing and installing camshaft sprocket.