Yamaha Raptor YFM350S Ower's Manual page 160

MODEL
Air filter:
Fuel:
Type
Tank capacity
Reserve amount
Carburetor:
Type × quantity
Manufacturer
Spark plug:
Type/manufacturer
Gap
Clutch:
Type
Operation
Transmission:
Primary reduction system
Primary reduction ratio
Secondary reduction system
Secondary reduction ratio
Transmission type
Operation
Wet element
UNLEADED GASOLINE ONLY
9.0 L (1.98 Imp gal, 2.38 US gal)
2.7 L (0.59 Imp gal, 0.71 US gal)
BSR36 × 1
MIKUNI
DR8EA / NGK
0.6–0.7 mm (0.024–0.028 in)
Wet, multiple-disc
Left hand operation
Spur gear
76/24 (3.166)
Chain drive
38/13 (2.923)
Constant mesh, 6-speed forward, 1-speed reverse
Left foot operation
10-3
YFM350