ENGINE 3-55
CONROD/CRANKSHAFT INSPECTION
CONROD SMALL END I.D.
Measure the conrod small end inside diameter using the small
bore gauge.
If the conrod small end inside diameter exceeds the service
limit, replace the conrod.
) 09900-20602: Dial gauge (1/1 000 mm)
09900-22403: Small bore gauge (18 – 35 mm)
( Conrod small end I.D.
Service Limit: 18.040 mm
CONROD BIG END SIDE CLEARANCE
Check the conrod big end side clearance using the thickness
gauge. If the clearance exceeds the limit, measure the conrod
big end width and crank pin width.
If any of the measurements are out of specification, replace the
defective part(-s).
) 09900-20803: Thickness gauge
( Conrod big end side clearance
Service Limit: 0.3 mm
) 09900-20205: Micrometer (0 – 25 mm)
09900-20605: Dial calipers (10 – 34 mm)
( Conrod big end width
Standard: 20.95 – 21.00 mm
( Crank pin width
Standard: 21.10 – 21.15 mm
CONROD-CRANK PIN BEARING INSPEC-
TION AND SERVICE
CONROD-CRANK PIN BEARING
• Loosen the bearing cap nuts and tap the bearing cap nut
lightly using a plastic hammer to remove the bearing cap.
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