2006 SD Johnson 4 Stroke 9.9-15HP Outboards Service Manual, Page 210Get this manual
GEARCASE ASSEMBLY Clutch Return Spring Measure the clutch return spring free lengthReplace if out of specification: Standard: 2.75 in(70 mm) Service limit: 2.6 in (67 mm)
ASSEMBLY
Before beginning assembly, refer to CLEANING AND INSPECTION
Pinion Bearing
Assemble tools from Universal Pinion Bearing Remover and Installer kits, PIN 5005927 and PIN 5005928, as shown:
Forward and Reverse Bearings