Yamaha YZ450F User Manual

CHECKING THE WHEEL BEARINGS .....................................................3-33
CHECKING AND ADJUSTING THE STEERING HEAD ..........................3-33
LUBRICATING THE LEVERS ..................................................................3-34
LUBRICATING THE PEDAL ....................................................................3-34
ELECTRICAL SYSTEM..................................................................................3-35
CHECKING THE SPARK PLUG ..............................................................3-35
CHECKING THE IGNITION TIMING........................................................3-35

Yamaha YZ450F Specifications

General

Displacement	449cc
Bore x Stroke	97.0 mm x 60.8 mm
Transmission	5-speed
Final Drive	Chain
Width	32.5 in
Seat Height	38.2 in
Wheelbase	58.5 in
Fuel Capacity	1.6 gal
Fuel System	Fuel Injection
Front Suspension	KYB® Speed-Sensitive System inverted fork; fully adjustable, 12.2-in travel
Front Brakes	Hydraulic single disc, 270mm
Rear Brakes	Hydraulic single disc
Front Tire	80/100-21
Rear Tire	120/80-19
Wet Weight	245 lbs
Engine Type	Liquid-cooled, 4-stroke, DOHC, 4-valve