Install, measure conrod bearings - AR03.10-P-6111-06VA

WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 2012 Mercedes-Benz GL550, 2012 Mercedes-Benz GL450, 2011 Mercedes-Benz ML63, 2011 Mercedes-Benz ML550, and 2011 Mercedes-Benz ML350. However, it is still accessible from the selected car via links, so may be relevant.

TEST VALUES FOR CRANKSHAFT BEARING CLEARANCE

Number	Designation			Engine 156	Engine 272
BE03.20-P-1002-04E	Connecting rod bearing play	Radial when new	mm	0.022...0.062	0.022...0.066

Assignment of conrod bearings to conrod bearing journals on engine 272
Upper half Conrod	Lower half Connecting rod bearing cap	Connecting rod bearing play (mm)
yellow	yellow	0.026 - 0.066
blue	red	0.026 - 0.066
red	blue	0.026 - 0.066

Clean the bearing points of connecting rod, connecting rod bearing caps and connecting rod bearing journals with a chamois leather.
Blow out oil ducts in direction of oil flow with compressed air. Never use hard objects for cleaning.
The assignment of conrods to the conrod bearing journals is indicated on the back of the conrod bearing shells by a colored dot.
Only the assigned color combinations of the conrod bearing shells (see table) may be installed together. The sequence of the individual color combinations on the connecting rod bearing journals can be selected at random.
Insert connecting rod bearing shells (1) into connecting rod and connecting rod bearing cap (2).
The anti-twist locks (3) of the conrod bearing shells (1) must be located in the slots (4) of the conrods (2) and the conrod bearing caps.

Fig 1: Identifying Connecting Rod Bearing Shells, Connecting Rod Bearing Cap, Anti-Twist Locks And Slots
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.