3-84 ENGINE
Upper
Lower
Crankcase journal I.D. specification
Code I.D. specification
A
35.000 – 35.008 mm
(1.3780 – 1.3783 in)
B
35.008 – 35.016 mm
(1.3783 – 1.3786 in)
Crankshaft journal O.D. specification
Code O.D. specification
A
31.992 – 32.000 mm
(1.2595 – 1.2598 in)
B
31.984 – 31.992 mm
(1.2592 – 1.2595 in)
C
31.976 – 31.984 mm
(1.2589 – 1.2592 in)
" 09900-20202: Micrometer (25 – 50 mm)
Bearing thickness specification
Color (Part No.) Thickness
Green
(12229-27A00-0A0) ... 1
1.486 – 1.490 mm
(12229-27A10-0A0) ... 2
(0.0585 – 0.0587 in)
Black
(12229-27A00-0B0) ... 1
1.490 – 1.494 mm
(12229-27A10-0B0) ... 2
(0.0587 – 0.0588 in)
Brown
(12229-27A00-0C0) ... 1
1.494 – 1.498 mm
(12229-27A10-0C0) ... 2
(0.0588 – 0.0590 in)
Yellow
(12229-27A00-0D0) ... 1
1.498 – 1.502 mm
(12229-27A10-0D0) ... 2
(0.0590 – 0.0591 in)
1 Grooved bearing with oil hole (for lower crankcase)
2 Grooved bearing (for upper crankcase)
3 Color code
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