Install intake camshaft of bank 1

• Plastic rings (1) are maintenance free and do not need to be replaced.
• Check plastic rings for damage, replace if necessary.

  Courtesy of BMW OF NORTH AMERICA, INC.

  NOTE: TECHNICAL INFORMATION 
  The rocker arms may slip slightly when the camshaft is positioned. Make sure rocker arms are correctly positioned on the hydraulic valve clearance compensating elements and on valves.
• Position intake camshaft.
• When screwing the camshafts, make sure the valves have free movement  .
• Position guide bearing shells according to marks (E1) to (E5).
• Join the screws of the guide bearings with position numbers (1) and (4) in multiple steps by one half turn at a time until flush.
• Tighten the screws (1).

  Courtesy of BMW OF NORTH AMERICA, INC.

  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Intake/exhaust camshaft
  M6	Tightening torque	10 Nm

• Tighten down screws (4).
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Intake/exhaust camshaft
  M6	Tightening torque	10 Nm

• All intermediate levers (3) must rest correctly on the idler pulley (1) and on the camshaft (4).
• All intermediate levers (3) must rest correctly on the idler pulley (2) and on the eccentric shaft (5).

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING SLIDING BLOCKS OF BANK 1 .
• Refer to INSTALLING TORSION SPRINGS .
• Refer to REMOVING THE CYLINDER HEAD OF CYLINDER BANK 1 FROM THE ASSEMBLY JIG .
• Refer to INSTALLING VALVETRONIC SERVOMOTOR, RIGHT (CYLINDER HEAD REMOVED) .
• Refer to INSTALLING RIGHT INTAKE PLENUM (CYLINDER HEAD REMOVED) .
• Refer to INSTALLING THE RIGHT CYLINDER HEAD .
• Refer to INSTALLING BOTH RIGHT VANOS ADJUSTERS .
• Refer to REMOVING THE SPECIAL TOOL TO PRETENSION THE TIMING CHAIN AT CYLINDER BANK 1 .
• Refer to INSTALLING THE HYDRAULIC CHAIN TENSIONER OF CYLINDER BANK 1 .
• Refer to INSTALLING THE SEALING CAP ON THE CYLINDER HEAD OF CYLINDER BANK 1 .
• Refer to INSTALLING THE CYLINDER HEAD COVER ON THE RIGHT .
• Refer to INSTALLING VANOS SOLENOID ACTUATOR, EXHAUST OF CYLINDER BANK 1 .
• Refer to INSTALLING THE VANOS SOLENOID ACTUATOR INTAKE OF CYLINDER BANK 1 .
• Refer to INSTALLING THE INJECTORS FOR THE CYLINDERS 1 TO 4 .
• Refer to SECURING THE WIRING HARNESS SECTION OF THE CYLINDER HEAD COVER ON THE RIGHT .
• Refer to INSTALLING RIGHT HIGH PRESSURE PUMP .
• Refer to INSTALLING FUEL DELIVERY LINE .
• Refer to INSTALLING THE RIGHT HIGH-PRESSURE RAIL .
• Refer to INSTALLING GUIDE TUBE FOR OIL DIPSTICK .
• Refer to INSTALLING THE RIGHT-HAND CHARGE AIR COOLER .
• Refer to INSTALLING THE LEFT-HAND CHARGE AIR COOLER .
• Refer to INSTALLING THE OIL FILLER CAP .
• Refer to INSTALLING THE BELT PULLEY ON THE TORSIONAL VIBRATION DAMPER .
• Refer to INSTALLING DRIVE BELT .
• Refer to INSTALLING THE COOLANT EXPANSION TANK FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
• Refer to INSTALLING IGNITION COIL ON CYLINDER 1 .
• Refer to INSTALLING IGNITION COILS FROM CYLINDER BANK 1 .
• Refer to INSTALLING LEFT CLEAN AIR PIPE .
• Refer to INSTALLING RIGHT CLEAN AIR PIPE .
• Refer to CONNECTING THE RIGHT CHARGE AIR LINE TO THE EXHAUST TURBOCHARGER .
• Refer to CONNECTING THE LEFT CHARGE AIR LINE TO THE EXHAUST TURBOCHARGER .
• Refer to INSTALLING THE EXHAUST TURBOCHARGER FOR THE CYLINDERS 1 TO 4 .
• Refer to INSTALLING THE INTAKE PIPE OF THE ENGINE VENTILATION LINE .
• Refer to INSTALLING THE ENGINE VENTILATION LINE OF CYLINDERS 1 TO 4 .
• Refer to CONNECTING THE RIGHT CHARGE AIR LINE TO THE EXHAUST TURBOCHARGER .
• Refer to INSTALLING THE CARRIER PLATE .
• Refer to INSTALLING THE CATALYTIC CONVERTER OF CYLINDERS 5 TO 8 .
• Refer to INSTALLING THE RIGHT OXYGEN SENSOR MONITOR .
• Refer to INSTALLING HEAT SHIELD, TOP .
• Refer to INSTALLING THE LEFT INTAKE SILENCER BRACKET .
• Refer to INSTALLING THE LEFT LAMBDA OXYGEN SENSOR .
• Refer to INSTALLING THE RIGHT LAMBDA OXYGEN SENSOR .
• Refer to INSTALLING EXHAUST SYSTEM .
• Refer to INSTALLING THE LEFT AND RIGHT REAR DIFFUSER .
• Refer to INSTALLING THE REAR LEFT AND RIGHT TENSION STRUT .
• Refer to INSTALLING THE LEFT AND RIGHT UNDERSHIELD (TANK COVER) .
• Refer to CONNECTING THE COOLANT HOSE TO THE AUXILIARY COOLANT PUMP .
• Refer to INSTALLING FRONT UNDERBODY PROTECTION .
• Refer to INSTALLING FAN COWL .
• Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
• Refer to INSTALLING THE RIGHT AND LEFT UNFILTERED-AIR DUCT .
• Refer to INSTALLING THE LEFT INTAKE SILENCER BRACKET .
• Refer to INSTALLING THE RIGHT INTAKE SILENCER BRACKET .
• Refer to INSTALLING BOTH INTAKE FILTER HOUSING .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING TENSION STRUT ON LEFT AND RIGHT SHOCK TOWER .
• Refer to INSTALLING UPPER CROSS CONNECTION .
• Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT AND RIGHT .