Honda CRF450X 2005 User Manual

MAINTENANCE
FUEL LINE
Check the fuel tine for deterioration,
leakage.
Replace the luelline if necessary.
FUEL STRAINER SCREEN
Remove the fuel tank (page 3-8).
damage or
Drain the fuel from the fuel tank into an approved
gasoline container.
Disconnect the fuel lines from the fuel joint.
Remove the bolts and fuel joint.
'05 - '07 shown:
FUEL JOINT
After '07 shown:
FUEL JOINT
Wash the fuel filter in high flash-point cleaning sol- r :":: ~~~~~~~~~~~ ~~~~~~
vent. FUEL FIL TEA O ~~ ~--- D-RING
Check that the O-ring is in good condition and
install it on to the fuel valv8.
Install the fuel joint in the reverse or der of removal.
A her installat IOn, Install the fuel tank (page 3-8).
make sure ther e IJr e
no f uel leak s.
4-8
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Honda CRF450X 2005 Specifications

General

Engine Type	449cc liquid-cooled single-cylinder four-stroke
Bore x Stroke	96.0mm x 62.1mm
Compression Ratio	12.0:1
Valve Train	Unicam, four-valve
Transmission	Wide-ratio five-speed
Front Brake	Single 240mm disc with twin-piston caliper
Rear Brake	Single 240mm disc
Front Tire	80/100-21
Rear Tire	110/100-18
Wheelbase	58.3 inches
Seat Height	37.6 inches
Fuel Capacity	1.9 gallons
Ignition	Solid-state CD with electronic advance
Final Drive	520 O-ring-sealed chain
Front Suspension	47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4 inches travel
Rear Suspension	Pro-Link Showa single shock with spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns); 12.4 inches travel
Induction	Keihin 40mm flat-slide carburetor