Section 04 ENGINE
Subsection 05 (COMPRESSION TEST AND ENGINE DIMENSION MEASUREMENT)
04-05-6 MMR2000_120_04_05A.FM
PISTON PIN (outside diameter)
Mesure piston pin with a micrometer, as shown in
the next photo.
MEASURE PISTON PIN
PISTON PIN BORE
(inside diameter)
Measure piston pin bore with a telescoping gauge
and a micrometer, as shown in the next photo.
1. Piston pin bore
PISTON-TO-PISTON PIN BORE
CLEARANCE
Compare both previously measured piston pin
(outside diameter) and piston pin bore (inside di-
ameter).
If clearance is out of service limit value, replace
piston pin or piston as needed.
CONNECTING ROD SMALL END
(inside diameter)
Measure connecting rod small end (inside diame-
ter) with a telescoping gauge and a micrometer,
as shown in the next photo.
MEASURE CONNECTING ROD SMALL END
CONNECTING ROD BIG END
(inside diameter)
Measure connecting rod big end (inside diameter)
with a telescoping gauge and a micrometer, as
shown in the next photo.
STANDARD SERVICE LIMIT
13.0 mm (0.51 in) 12.954 mm (0.5100 in)
STANDARD SERVICE LIMIT
13.002 mm (0.5119 in) 13.048 mm (0.5137 in)
A31C1TA
A31C1UA
1
STANDARD SERVICE LIMIT
0.002 - 0.014 mm
(0.0001 - 0.0006 in)
0.08 mm
(0.003 in)
STANDARD SERVICE LIMIT
13.005 mm (0.5120 in) 13.07 mm (0.515 in)
STANDARD SERVICE LIMIT
26.02 mm (1.024 in) 26.066 mm (1.0262 in)
A31C1VA
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