11 33 516 Removing And Installing/Replacing Rocker Arms On Left Inlet Side (N73)

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2006 BMW 760i, 2006 BMW 760Li, 2005 BMW 760i, 2005 BMW 760Li, and 2004 BMW 760i. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

For Special Tool identification, see ENGINE- SPECIAL TOOLS .

Special Tools Required:

11 9 470

(Cylinder bank 7 to 12)

Necessary Preliminary Tasks:

Remove left cylinder head cover. Refer to 11 12 005 REMOVING AND INSTALLING/SEALING LEFT CYLINDER HEAD COVER (N73) .
Remove inlet and exhaust adjustment unit on left side. Refer to 11 36 047 REMOVING AND INSTALLING/REPLACING INLET AND EXHAUST VANOS ON LEFT SIDE (N73) .
Remove left intermediate lever. Refer to 11 37 012 REMOVING AND INSTALLING/REPLACING LEFT INTERMEDIATE LEVERS (N73) .

IMPORTANT: Used rocker arms may only be reused in the same position.

Remove rocker arms of inlet camshaft and set aside in neat order.

Place bearing bracket with inlet camshaft and eccentric shaft as illustrated on special tool 11 9 470.

Fig 1: View Of Bracket With Inlet Camshaft And Eccentric Shaft On Special Tool

Courtesy of BMW OF NORTH AMERICA, INC.

Rocker arms (1) are now freely accessible.

Installation:

Rocker arm (1) is attached with a spring clamp on hydroelement.

Before installing bearing bracket, make sure rocker arms (1) are correctly positioned.

Observe rocker arm tolerance classes as illustrated (1 to 4).

IMPORTANT: Only rocker arms of the same tolerance class may be fitted in each cylinder on the inlet side.

Fig 2: Locating Rocker Arm Tolerance Class Marking

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Installation:

Clean all bearings and cams of inlet camshaft and lubricate with engine oil.