3-54 ENGINE
CONROD BIG END SIDE CLEARANCE
Check the conrod side clearance by using a thickness gauge.
If the clearance exceeds the limit, replace conrod or crankshaft.
& Conrod big end side clearance
Service Limit: 0.50 mm (0.020 in)
" 09900-20803: Thickness gauge
CONROD BIG END WIDTH
Check the conrod big end width.
& Conrod big end width
Standard: 20.95 – 21.00 mm (0.825 – 0.827 in)
" 09900-20205: Micrometer (0 – 25 mm)
CRANK PIN WIDTH
Check the crank pin width
A.
& Crank pin width
Standard: 42.17 – 42.22 mm (1.660 – 1.662 in)
CONROD REMOVAL AND BEARING INSPECTION
• Loosen the bearing cap bolts, and tap the bearing cap bolt
lightly with plastic hammer to remove the bearing cap.
• Remove the conrods, and mark them to identify the cylinder
position.
Inspect the bearing surfaces for any sign of fusion, pitting, burn,
or flaws. If any, replace them with a specified set of bearings.
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