Crankshaft Installation; Crankpin Bearing Selection Table - Honda GL1800 Service Manual

CYLINDER/PISTON/CRANKSHAFT
Record the main journal O.D. code numbers.
Numbers 1, 2 or 3
on the front side of
Cross reference the main journal and bearing sup-
the crankshaft are
port codes to determine the replacement bearing
the codes for the
color code.
main journal O.D. in

CRANKPIN BEARING SELECTION TABLE:

the sequence from
the No. 1 journal
(front to rear).
MAIN
JOURNAL
O.D. CODE
BEARING THICKNESS:
A (Blue)
B (Black):
C (Brown):
D (Green)
E (Yellow)
After selecting new bearings, recheck the oil clear-
ance with plastigauge. Incorrect oil clearance can
cause major engine damage.
BEARING INSTALLATION
Clean the bearing outer surfaces, bearing caps and
crankcase bearing supports.
Install the main journal bearing inserts onto the
bearing caps and crankcase bearing supports, align-
ing each tab with each groove.

CRANKSHAFT INSTALLATION

Install the thrust bearings onto the rear end bearing
support of the left crankcase with the groove side
facing the crankshaft.
11-16
BEARING SUPPORT I.D. CODE
A B
1 Yellow Green
2 Green Brown
3 Brown Black
Thick
Middle
Thin
C
Brown
Black
Blue
OLOR ODE
BEARING INSER S
RANKPIN O.D. ODE
AB AND GROOVE
HRUS
BEARINGS