Yamaha YZ450F(T) Owner's Service Manual page 73

Oil type or grade:
Engine oil
Temp.
-20 -10 0 10
10W-30
10W-40
15W-40
-4 14 30 50
Oil capacity:
Engine oil
Periodic oil change
With oil filter replacement
Total amount
Coolant capacity (including all routes):
Air filter:
Fuel:
Type
Tank capacity
Carburetor:
Type
Manufacturer
Spark plug:
Type/manufacturer
Gap
Clutch type:
GENERAL SPECIFICATIONS
˚C
20 30 40 50
20W-40
20W-50
68 86 104
122
˚F
2 - 2
(For USA and CDN)
At 5 °C (40 °F) or higher È
Yamalube 4 (20W-40) or SAE 20W-40 type SG
motor oil (Non-Friction modified)
At 15 °C (60 °F) or lower É
Yamalube 4 (10W-30) or SAE 10W-30 type SG
motor oil (Non-Friction modified) and/or
Yamalube 4-R (15W-50) (Non-Friction modi-
fied)
(Except for USA and CDN)
API "SG" or higher grade
1.0 L (0.88 Imp qt, 1.06 US qt)
1.1 L (0.97 Imp qt, 1.16 US qt)
1.2 L (1.06 Imp qt, 1.27 US qt)
1.2 L (1.06 Imp qt, 1.27 US qt)
Wet type element
Premium unleaded gasoline only with a
research octane number of 95 or higher.
7.0 L (1.54 Imp gal, 1.85 US gal)
FCR MX39
KEIHIN
CR8E/NGK (resistance type)
0.7 ~ 0.8 mm (0.028 ~ 0.031 in)
Wet, multiple-disc
SPEC
2