Yamaha ULTRAMATIC KODIAK YFM400AP Owner's Manual page 398

Model
Final gear oil:
Type
Quantity
Periodic oil change
Total amount
Radiator capacity (including all routes):
Air filter:
Fuel:
Type
Fuel tank capacity
Fuel reserve amount
Carburetor:
Type/quantity
Manufacturer
SAE 80 API GL-4 Hypoid gear oil
0.19 L
0.2 L
1.32 L
Wet element
Unleaded gasoline only
For Europe: Regular unleaded gasoline only with a
research octane number of 91 or higher
15 L
4.5 L
BSR33/1
MIKUNI
10-3
YFM400A