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Home >> Mercedes Benz >> 1996 >> E320 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Crank Assembly -- Component Modifications -- 210 Chassis >> Component Modifications >> Modified parallel key (metal version) for hub at crankshaft - BT03.20-P-0001-01A

Modified parallel key (metal version) for hub at crankshaft - BT03.20-P-0001-01A

ENGINE 602, 604, 605, 606 

ENGINE 602.982, 604.910/912 as of 1.1.96, 604.912 /915 /917 as of 1.6.96, 605.910 /911 /912 as of 1.6.95, 605.960 as of 1.6.96, 606.910 /912 as of 1.6.95, 606.961 as of 1.6.96 

As a result of ongoing technical development, the ground woodruff key is replaced by a metal parallel key on the engines of the model designations listed.

Fig 1: Identifying Woodruff Key And Parallel Key
G04631708Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

The parallel key version B no longer has to be aligned when installing the vibration damper (sliproof, captive).

Fig 2: Identifying Modified Parallel Key (Metal Version) For Hub At Crankshaft
G04631709Courtesy of MERCEDES-BENZ OF NORTH AMERICA.