Mercedes-Benz 603 Service Manual page 111

9
Remove rag from precombustion chamber
bore and turn over engine with starter to throw
out any chips which may have got into the
combustion chamber.
10 Insert proper spacer ring.
11 Mark cylinder head with punch mark above
each prechamber seat refinished (arrows).
12 Install in reverse order.
01.10 - 41016
EXIT