2004 SR Johnson 4 Stroke 9.9-15HP Outboards Service Manual, Page 177Get this manual
GEARCASE TRANSMISSION GEAR ADJUSTMENT
TRANSMISSION GEAR ADJUSTMENT
If gearcase has been rebuilt or has had components replaced, then shimming for correct gear contact and backlash will have to be adjusted to ensure smooth, reliable operation of gearsAvailable thickness
0.7,0.8,0.9,1.0, 1.1, 1.2, 1.3 0.7,0.8,0.9,1.0, 1.1, 1.2, 1.3 1.5 1.1, 1.2, 1.3, 1.4, 1.5,1.6,1.7,1.8, 1.9 0.7,0.8,0.9,1.0, 1.1, 1.2, 1.3
Numeric indexItem
Design specification thickness
Pinion gear back-up shim (mm) Forward gear back-up shim (mm)
Q) Forward gear thrust washer (mm) Reverse gear thrust washer (mm) Reverse gear back-up shim (mm)