Repair Tools and Other Materials
OUO1004,0000BCC –19–02NOV00–8/16
RG8516 –UN–20MAY98
JDG1019
Piston Ring Groove Wear Gauge ..........JDG1019
Use as a go/no-go gauge to measure wear on the two top
compression piston ring grooves on RE52836 and
RE504801 aluminum pistons used in 6105 engines with
4-mm piston rings.
05
170
11
OUO1004,0000BCC –19–02NOV00–9/16
RG8516 –UN–20MAY98
JDG1335
Piston Ring Groove Wear Gauge ..........JDG1335
Use as a go/no-go gauge to measure wear on the two top
compression piston ring grooves on later 6105 and 6125
engines with RE504343 (6105), RE503969 (6125) and
RE505901 (6125) pistons with 3-mm compression rings.
OUO1004,0000BCC –19–02NOV00–10/16
RG8517 –UN–20MAY98
JDG1022
Piston Ring Groove Wear Gauge ..........JDG1022
Use as a go/no-go gauge to measure wear on the two top
compression piston ring grooves on RE66125 steel crown
pistons used on earlier 6125 engines with 4-mm piston
rings.
Continued on next page
CTM100 (06APR04)
05-170-11
P
OWER
T
ECH
10.5 L & 12.5 L Diesel Engines
040604
PN=385
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