Suzuki Engine 2002 GRAND VITARA SQ625, Service Manual

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6A4-72 ENGINE MECHANICAL (J20 ENGINE)
3) There are five kinds of standard bearings differing in thick-
ness. To distinguish them, they are painted in the following
colors at the position as indicated in figure.
Each color indicated the following thickness at the center of
bearing.
Standard size of connecting rod bearing thickness
4) From number stamped on connecting rod and its cap and
alphabets stamped on crank web of No.3 cylinder, determine
new standard bearing to be installed to connecting rod big
end inside, by referring to table.
For example, if number stamped on connecting rod and its
cap is “1” and alphabet stamped on crank web of No.3 cylin-
der is “B”, install a new standard bearing painted in “Black” to
its connecting rod big end inside.
Specification of new standard connecting rod bearing size
5) Check bearing clearance with newly selected standard bear-
ing referring to “Selection of Connecting Rod Bearing” under
“Connecting Rod Bearing” in this section.
If clearance still exceeds its limit, use next thicker bearing
and recheck clearance.
Color
painted
Bearing thickness
Blue 1.494 – 1.497 mm (0.05882 – 0.05893 in.)
Yellow 1.491 – 1.494 mm (0.05871 – 0.05881 in.)
Nothing 1.488 – 1.491 mm (0.05859 – 0.05870 in.)
Black 1.485 – 1.488 mm (0.05847 – 0.05858 in.)
Green 1.482 – 1.485 mm (0.05835 – 0.05846 in.)
1. Paint
Number stamped on connecting
rod and its cap (connecting rod
big end inside diameter)
1 2 3
Alphabet
stamped on
crank web of
No.3 cylinder
(Crankshaft pin
diameter) A Green Black Nothing
B Black Nothing Yellow
C Nothing Yellow Blue
New standard bearing to be
installed.