Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
Cross-reference the connecting rod and crankpin
codes to determine the replacement bearing color.
CRANKPIN BEARING SELECTION TABLE:
CRANK PIN O.D.CODE
BEARING THICKNESS:
Brown:
Green:
Yellow:
After selecting new bearings, recheck the clearance
with a plastigauge. Incorrect clearance can cause
severe engine damage.
BEARING INSTALLATION
Clean the bearing outer surfaces, connecting rod
bearing cap and connecting rod.
Install the crankpin bearing inserts onto the bearing
cap and connecting rod, aligning each tab with each
groove.
email: info@motomatrix.co.uk
A
30.995 – 31.003 mm
(1.2203 – 1.2206 in)
B
30.984 – 30.995 mm
(1.2198 – 1.2203 in)
Thickest
Thinnest
CRANKSHAFT/PISTON/CYLINDER
CONNECTING ROD I.D.CODE
1
33.500 – 33.508 mm
(1.3189 – 1.3192 in)
Yellow
Green
IDENTIFICATION COLOR
BEARINGS
2
33.508 – 33.516 mm
(1.3192 – 1.3195 in)
Green
Brown
TABS
12-13