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Loosening and tightening regulation for camshaft bearing caps - AH05.20-P-0300-01A

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ENGINE 275, 277, 279, 285 

IMPORTANT

Left cylinder head 

Left cylinder head tightening specification 

Fig 1: Camshaft Bearing Caps Tightening Sequence
G07630159Courtesy of MERCEDES-BENZ USA

Bolts must be tightened gradually in the numeric sequence.

IMPORTANT When doing this, the bearing caps must not be tilted.

Left cylinder head release specifications 

IMPORTANT Bolts are unfastened in the reverse numeric sequence.

Fig 2: Camshaft Bearing Caps Tightening Sequence
G07630160Courtesy of MERCEDES-BENZ USA

Right cylinder head 

Right cylinder tightening specifications 

Bolts must be tightened gradually in the numeric sequence.

IMPORTANT When doing this, the bearing caps must not be tilted.

Right cylinder head release specifications 

IMPORTANT Bolts are to be unfastened in the reverse numeric sequence.