OHV Engine
Crankshaft Grinding
Dimensions - 12 SC
|
|
I
|
Crankshaft bearing journals
II
Guide bearing
|
III
|
Con-rod journals
|
Con-rod
width
|
|
X = Grind only in this
area, to ensure
proper function of oil
ring.
|
Æ mm
|
Æ mm
|
Width mm
|
Æ mm
|
Æ mm
|
Width mm
|
mm
|
|
|
|
|
|
Standard Size
|
|
|
|
Crankshaft and con-rod
journals
|
54.010
54.997
|
54.020
54.007
|
29.052
29.000
|
54.020
54.007
|
44.987
44.971
|
23.080
23.000
|
22.890
22.838
|
|
Identification of CS
bearing shells
Colour
code:
top:
bottom:
Embossed
code:
top:
bottom:
|
brown
brown
1 ON
or 701 - N
1 UN
or 702 - N
|
brown
green
2 O + UN
or 705 - N
2 O + UN
or 725 - N
|
|
green
green
631 - N
635 - N
|
|
|
|
|
Identification of
con-rod bearing
shells:
|
|
|
|
none
|
|
|
|
|
0.5 mm Oversize
Outside diameter top:
of CS bearing
bottom:
|
O 1 - OB
O 1 - U
|
O
O
|
|
O 3 - OB
O 3 - U
|
|
|
|
OHV Engine
Crankshaft Grinding
Dimensions - 12 SC
|
|
I
|
Crankshaft bearing
journals
II
Guide bearing
|
III
|
Con-rod journals
|
Con-rod
width
|
|
X = Grind only in this
area, to ensure proper function of oil ring.
|
Æ mm
|
Æ mm
|
Width mm
|
Æ mm
|
Æ mm
|
Width mm
|
mm
|
|
|
0.25 mm undersize for Production and Service
|
|
Crankshaft and con-
rod journals
|
53.760
53.747
|
53.770
53.757
|
29.252
29.200
|
54.770
54.757
|
44.737
44.721
|
23.080
23.000
|
22.890
22.838
|
|
Identification of CS
bearing shells
Colour
code:
top:
bottom:
Stamped
code:
top:
bottom:
|
brown- blue
brown- blue
1 OA
or 006 - A
1 UA
or 008 - A
|
brown- blue
brown
2 O + UA
or 014 - A
2 O + UA
or 034 - A
|
|
green-blue
green-blue
632 - A
636 - A
|
|
|
|
|
Identification of con-rod
bearing shells
|
|
|
|
"A"
|
|
|
|
OHV Engine
Crankshaft Grinding
Dimensions - 12 SC
|
|
I
|
Crankshaft bearing
journals
II
Guide bearing
|
III
|
Con-rod journals
|
Con-rod
width
|
|
X = Grind only in this
area, to ensure proper function of oil ring
|
Æ mm
|
Æ mm
|
Width mm
|
Æ mm
|
Æ mm
|
Width mm
|
mm
|
|
|
0.50 mm undersize for Service
|
|
Crankshaft and con-rod
journals
|
53.510
53.497
|
53.520
53.507
|
29.452
29.400
|
53.520
53.507
|
44.487
44.471
|
23.280
23.200
|
23.090
23.038
|
|
Identification of CS
bearing shells
Colour
code:
top:
bottom:
Stamped
code:
top:
bottom:
|
brown- black
brown- black
1 OB
or 027 - B
1 U
or 029 - B
|
brown- black
green-
black
2 OB 0.35 B
2 UB 0.35 B
|
|
none
none
632 - A
636 - A
|
|
|
|
|
Identification of
con-rod bearing shells:
|
|
|
|
"B"
|
|
|
|
