Yamaha Outboard Motors Factory Service Manual F6 and F8, Page 42Get this manual
GENERAL SPECIFICATIONS (F6AMHF6MH) Model F6AMH F6MH
Item FUEL AND OIL Fuel type Fuel rating Engine oil type Engine oil grade
World wide USA, Canada
Total quantity Gear oil type Gear oil grade Gear oil capacity
cm3 (US oz, lmp oz)