Yamaha VIKING Owner's Manual page 172

Engine oil:
Recommended brand:
YAMALUBE
Type:
SAE 5W-30, 10W-30, 10W-40, 15W-40, 20W-40 or 20W-
50
0 10 30
SAE 5W-30
SAE 10W-30
–20 –10 0
10
Recommended engine oil grade:
API service SG type or higher, JASO standard MA
Engine oil quantity:
Without oil filter cartridge replacement:
2.20 L (2.33 US qt, 1.94 Imp.qt)
With oil filter cartridge replacement:
2.30 L (2.43 US qt, 2.02 Imp.qt)
Final gear oil:
Type:
SAE 80 API GL-4 Hypoid gear oil
Quantity:
0.40 L (0.42 US qt, 0.35 Imp.qt)
50 70 90 110
SAE 10W-40
SAE 15W-40
SAE 20W-40
SAE 20W-50
10 20 30 40
Differential gear oil:
Type:
SAE 80 API GL-4 Hypoid gear oil
Quantity:
0.18 L (0.19 US qt, 0.16 Imp.qt)
Cooling system:
Coolant reservoir capacity (up to the maximum level mark):
130 ˚F
0.28 L (0.30 US qt, 0.25 Imp.qt)
Radiator capacity (including all routes):
2.74 L (2.90 US qt, 2.41 Imp.qt)
Air filter:
Air filter element:
Wet element
Fuel:
Recommended fuel:
Regular unleaded gasoline only
Fuel tank capacity:
36.7 L (9.70 US gal, 8.07 Imp.gal)
Fuel injection:
50 ˚C
Throttle body:
ID mark:
1XD1 00
Spark plug (s):
Manufacturer/model:
NGK/CPR7EA-9
Spark plug gap:
0.8–0.9 mm (0.031–0.035 in)
Clutch:
Clutch type:
Wet, centrifugal automatic
10-2