1D-76 Engine Mechanical:
4) Check the corresponding crankcase journal I.D.
code number “A”, [A], [B] or [C] which is stamped on
the rear of upper crankcase.
Bearing selection table
Crankcase I.D. specification
Balancer shaft journal O.D. specification
19.992 – 20.000 mm (0.7871 – 0.7874 in)
Bearing thickness specification
NOTE
The balancer shaft journal bearings on upper
and lower crankcases are the same.
Conrod Crank Pin Bearing Removal and
Installation
B947H11406040
Refer to “Engine Bottom Side Disassembly” (Page 1D-
49).
Refer to “Engine Bottom Side Assembly” (Page 1D-56).
Removal
Remove the conrod crank pin bearings (1).
NOTE
• Do not remove the bearings (1) unless
absolutely necessary.
• Make a note of where the bearings are
removed from so that they can be
reinstalled in their original positions.
CAUTION
!
When removing the bearings, be careful not
to scratch the conrods and the bearings.
Installation
When installing the bearings into the conrod cap and
conrod, be sure to install the tab “A” first, and then press
in the other opposite side of the bearing.
NOTE
Inspect and select the conrod crank pin
bearing if necessary. Refer to “Conrod Crank
Pin Bearing Inspection and Selection”
(Page 1D-78).
Crankcase I.D. “A”
AGreen
BBlack
CBrown
Code I.D. specification
A
23.000 – 23.008 mm
(0.9055 – 0.9058 in)
B
23.008 – 23.016 mm
(0.9058 – 0.9061 in)
C
23.016 – 23.024 mm
(0.9061 – 0.9065 in)
Color (Part No.) Thickness
Green
(12229-47H00-0A0)
1.482 – 1.486 mm
(0.0583 – 0.0585 in)
Black
(12229-47H00-0B0)
1.486 – 1.490 mm
(0.0585 – 0.0587 in)
Brown
(12229-47H00-0C0)
1.490 – 1.494 mm
(0.0587 – 0.0588 in)
“A”
I947H1140233-01
I947H1140234-01
1
I718H1140269-01
“A”
I823H1140578-01
Manuals by Motomatrix / The Solution For Lost Motorcycle Coded Keys
email: info@motomatrix.co.uk / www.motomatrix.co.uk
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