Honda CRF450X 2005 User Manual

l
Apply oil to the engine oil drain bolt threads and
seating surface.
Install the engine oil drain bolt with a new sealing
washer.
Tighten the engine oil drain bolt to the specified
torque.
TORQUE: 16 N'm (1.6 kgf ·m, 12 Ibf.ft )
Apply grease to the oil filter spring contact area.
Install the spring into a new oil filter.
Install the oi l filter with the "OUT SI DE " mark faci ng
out.
I NOTICE I
Installing the 0;1 filter reverse side will result in
severe engine damage.
Apply engine oil to a new O-ring and install it to the
oi l filter cover.
Install the oil filter cover and tighten the bolts
securely.
Fill the eng ine with the recommended oil.
OIL CAPACITY :
0.67 liter (0 . 71 US qt , 0.59 Imp qtJ at draining
0.70 liter (0.74 US qt , 0. 62 Imp qt) at oil filter change
Install the oil filler cap/dipstick.
Recheck
the oil level (page 4-19).
Make sure
there are no oil leaks.
Install
the left engine guard (page 3-5).
MAINTENANCE
4-21

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