Suzuki Engine 2002 GRAND VITARA SQ625, Руководство по обслуживанию

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6A1-76 ENGINE MECHANICAL (G16 ENGINE)
4) From numerals stamped on crank webs of No.2 and No.3
cylinders and the alphabets stamped on mating surface of
cylinder block, determine new standard bearing to be
installed to journal, by referring to table given below.
For example, if numeral stamped on crank web is “1” and
alphabet stamped on mating surface is “B”, install a new
standard bearing painted in “Black” to its journal.
New standard size crankshaft bearing specification
5) Check bearing clearance with newly selected standard bear-
ing referring to “Main Bearing Clearance” under “Main Bear-
ings” in this section.
If clearance still exceeds its limit, use next thicker bearing
and recheck clearance.
UNDERSIZE BEARING (0.25 mm (0.00984 in.)) :
• 0.25 mm (0.00984 in.) undersize bearing is available, in five
kinds varying in thickness.
To distinguish them, each bearing is painted in the following
colors at such position as indicated in figure.
Each color represents the following thickness at the center of
bearing.
Crankshaft undersize bearing thickness
Numeral stamped on crank web
(Journal diameter)
1 2 3
Alphabet
stamped on mat-
ing surface
(Bearing cap
bore dia.) A Green Black Colorless
B Black Colorless Yellow
C Colorless Yellow Blue
New standard bearing to be installed.
1. Crank webs of No.2 and No.3 cylinders
Color painted Bearing thickness
Green & Red
2.121 – 2.125 mm
(0.08351 – 0.08366 in.)
Black & Red
2.124 – 2.128 mm
(0.08363 – 0.08377 in.)
Red only
2.127 – 2.131 mm
(0.08374 – 0.08389 in.)
Yellow & Red
2.130 – 2.134 mm
(0.08386 – 0.08401 in.)
Blue & Red
2.133 – 2.137 mm
(0.08398 – 0.08413 in.)
1. Paint