Timing Chain Kit M642 Compatible with Mercedes-Benz

Timing chain kit, designed for Mercedes-Benz with the OM642, also listed as M642, 3.0 V6 turbo diesel. For use after chain stretch or guide wear. Sold per kit, variant specific to engine code and year.

What this is / isn't:
Included: Primary timing chain, fixed and pivot guides, hydraulic tensioner, guide pins or rails, front cover seal or gasket where supplied.

Important: Match by VIN and engine code OM642, M642. Early and late units can use different guide designs, tensioners and chain specs. 4MATIC packaging and emissions equipment can change the part numbers. Always confirm by OE number.

Key Features:

Geometry: Correct chain pitch and guide profile for accurate cam timing.
Construction: Hardened pins and guide faces.

Stable tension control: Calibrated hydraulic tensioner maintains chain load across rpm and temperature.
Seal: New front cover seal or gasket where supplied.
Fitment: Replacement components, to be installed using the factory timing tools.
Compatibility:

Common Mercedes models with OM642 3.0 V6 diesel, confirm by VIN or OE:

E Class W211, W212 E320 CDI, E350 CDI, E350 BlueTEC
C Class W204 select markets C320 CDI, C350 CDI
S Class W221 S320 CDI, S350 BlueTEC
ML W164, GLE W166 320 CDI, 350 CDI, 350d
GL X164, GLS X166 320 CDI, 350 CDI, 350d
GLK X204 350 CDI
R Class W251 320 CDI, 350 CDI
G Class W463 G350d
Sprinter W906 select trims 3.0 V6 CDI

What's in the box
4 x Timing Guides
1 x Timing Chain
1 x Tensioner Bolt