Camshaft and Timing Gear Train
02
050
19
RG,RG34710,193 –19–13AUG99–1/1
Inspect and Measure Camshaft Bushing ID
and Journal OD
RG8341 –UN–21MAY98
Measuring Camshaft Journal OD
RG8331 –UN–21MAY98
Measuring Camshaft Bushing ID
1. Measure each camshaft bushing journal OD and
compare with specifications below.
Replace camshaft if journal OD is not within
specification.
2. Measure camshaft bushing ID and compare with
specifications below.
Replace camshaft bushings if not within specification
and if surface wear or scratching is detected.
Specification
Camshaft Journal—OD 101.987—102.013 mm
(4.0152—4.0162 in.)
.........................................
Camshaft Bushing—ID 102.091—102.167 mm
(4.0193—4.0223 in.)
..........................................
Camshaft Journal-to-Bushing—Oil
Clearance 0.078—0.180 mm
(0.0031—0.0071 in.)
......................................................................
Camshaft Bushing—Bore in Head 105.987—106.013 mm
(4.1727—4.1737 in.)
........................
CTM100 (06APR04)
02-050-19
P
OWER
T
ECH
10.5 L & 12.5 L Diesel Engines
040604
PN=259