2009 Yamaha F40 Outboard Service Manual, Page 276Get this manual

Shimming
Pinion shim (T3) selection table
(mm) PM 13 12 11 10 10 11 12 13 PM 13 12 11 10 10 11 12 13

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives