Yamaha BRUIN 350 Owner's Manual page 161

Final gear case oil:
Type
Quantity:
Periodic oil change
Differential gear case oil:
Type
Quantity:
Periodic oil change
Air filter:
Fuel:
Type
Fuel tank capacity
Fuel reserve amount
Carburetor:
Type/quantity
Manufacturer
Spark plug:
Type/manufacturer
Spark plug gap
Clutch type:
Model
SAE80 API GL-4 Hypoid gear oil
0.23 L (0.20 Imp qt, 0.24 US qt)
SAE80 API GL-4 Hypoid gear oil
0.35 L (0.31 Imp qt, 0.37 US qt)
Wet element
UNLEADED GASOLINE ONLY
13.5 L (2.97 lmp gal, 3.57 US gal)
3.3 L (0.73 lmp gal, 0.87 US gal)
BSR33 / 1
MIKUNI
DR8EA / NGK
0.6–0.7 mm (0.02–0.03 in)
Wet, centrifugal automatic
10-3
YFM350FA