166 589 00 63 00 Double connection - WS18.00-P-0020B

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ENGINE 112, 113, 157, 166, 266, 272, 273, 275, 276, 277, 278, 651, 668

ENGINE 155 in MODEL 199

ENGINE 279 in MODEL 217, 222, 231

Use in FG 18/Set B

Purpose:

Double union M12x1.5/M12x1.5 mm for connecting test equipment 103 589 00 21 00 for oil pressure test.

NOTE: M112/113 over timing case cap
M166 over threaded connection of chain tensioner

Fig 1: Identifying Double Connection (166 589 00 63 00)

Courtesy of MERCEDES-BENZ USA