CRANKSHAFT/PISTON/CYLINDER
12-10
Cross reference the main journal and bearing sup-
port codes to determine the replacement bearing
color code.
MAIN JOURNAL BEARING SELECTION TABLE:
After selecting new bearings, recheck the clearance
with a plastigauge. Incorrect clearance can cause
severe engine damage.
BEARING INSTALLATION
Clean the bearing outer surfaces and crankcase
bearing supports.
Apply molybdenum oil solution to the main journal
bearing sliding surfaces on the upper crankcase.
Install the main journal bearing inserts onto the
crankcase bearing supports, aligning each tabs with
each grooves.
BEARING SUPPORT I.D.CODE
ABC
34.000 – 34.006 mm
(1.3386 – 1.3388 in)
34.006 – 34.012 mm
(1.3388 – 1.3391 in)
34.012 – 34.018 mm
(1.3391 – 1.3393 in)
MAIN JOURNAL
O.D. CODE
1 30.999 – 31.005 mm
(1.2204 – 1.2207 in)
Pink Yellow Green
2 30.993 – 30.999 mm
(1.2202 – 1.2204 in)
Yellow Green Bro wn
3 30.987 – 30.993 mm
(1.2200 – 1.2202 in)
Green Brown Black
BEARING THICKNESS:
Black: Thickest
Brown:
Green:
Yellow:
Pink: Thinnest
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
email: info@motomatrix.co.uk
To Next Page
