Mercedes-Benz 603 Service Manual page 267

Basic bore of valve guide
in cylinder head (70)
Valve seat insert (206)
Valve guides
(grey cast iron)
14 240-14 251
601 050 08 24
check. If required bore out to next
repair stage.
Broach (14.20 mm) 115 589 00 53 00.
Guide sleeves:
102 589 00 63 00 intake,
102 589 08 63 00 exhaust.
Broach (14.40 mm) 115 589 01 53 00
Guide sleeve 601 589 15 63 00.
check for eccentricity (05-291).
EXIT
Length