601 589 05 43 00 Drift punch - WS05.00-P-0156B

FG 05/Set B 

ENGINE 601/943, 602/980, 603 with intake and exhaust (valve shaft dia. 8 and 9 mm) 

Use/specification: 

Drift punch for pressing the valve stem seal with metal casing onto the valve guide

Fig 1: Pressing Valve Stem Seal Onto Valve Guide Using Drift Punch

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Drift Punch (601 589 05 43 00)

Courtesy of MERCEDES-BENZ USA