Yamaha 4SH-28199-67 Owner's Manual page 362

Model
Periodic oil change
(engine oil and transfer gear oil with
oil filter replacement):
Transfer gear case oil
Total amount
Final gear oil:
Type
Quantity
Periodic oil change
Total amount
Air filter:
Fuel:
Type
Fuel tank capacity
Fuel reserve amount
Carburetor:
Type / manufacturer
Spark plug:
Type (Manufacturer)
Spark plug gap
Clutch type:
3.1 L
0.3 L
3.4 L
SAE 80 API "GL-4" Hypoid gear oil
0.19 L
0.25 L
Wet type element
Regular gasoline
For Australia: Unleaded fuel only
13.5 L
1.3 L
BTM32SH/MIKUNI
DR8EA (NGK)
0.6 ~ 0.7 mm
Wet, centrifugal automatic
10-3
YFM400FW