Honda CRF450X 2008 Service Manual

GENERAL INFORMATION
HYDRAULIC BRAKE
ITEM
a' TY
THREAD
TORQUE
REMARKS
CIA . ( mm)
N'm ( kg f·m. Ibf.ft )
Brake hose oil bolt
4
10
34 (3.5, 25)
Brake lever adjuster lock nut
1
5
5.9 (0.6, 4.41
Brake lever pivot nut
1 6
5.9 (0.6, 4.4)
Brake lever pivot bolt
1 6
lOIO .1 .a. 7)
Front brake hose guide bolt
2 6
5.2 (O.5, 3.B)
Rear brake hose guide screw
6 5
1.2 (0.1,0.91
Front master cylinder reservoir cover screw
2
4
1.0 (0.1, 0.7)
Front master cylinder holder bolt
2 6
9.9 (lO, 7.3)
Front brake caliper mounting bolt
2 8
30 (3.1, 22) NOTE 2
Front/rear caliper bleed valve
2 8
5.4 (0.6, 4.0 )
Rear master cylinder mounting bolt
2 6
13 (1.3, 10)
Rear master cylinder reservoir cover bolt
2 4
1.0 (0. 1. 0.7)
Front caliper pin bolt
1 8
22 (2.2, 1 6)
NOTE 2
Rear caliper pin bolt
1 12
27 (2.8, 20)
Brake caliper pad pin
2 10
18 (1.8,13)
Front brake caliper pad pin pl
ug
1 10
2 (0.2, 1.5)
Front caliper bracket pin bolt
1 8
22 (2.2, 16)
NOTE 2
Rear caliper bracket pin
bolt 1
8
12 (1.2,9)
NOTE
2
Brake pedal
pivot bolt
1 10
36 (3.7, 27) NOTE 7
Brake pedal adjuster lock
nut
1 6
5.9 (0.6, 4.4)
LI GHT S/ METER /S WITCHES
ITEM
a ' TY
THREAD
TORQUE
REMARKS
DIA. (mm)
N'm ( kgf 'm, Ibf · ft )
Headlight mounting screw
2 5
0.7 (0. 1, 0.5)
Taillight mounting sc r ew
2 5
4 .2 (0.4, 3.1)
Taillight wire clamp screw 2 4
0.7 (0.1, 0. 5)
O THER S
ITEM
a'TY
THREAD
TORQUE
REMARKS
DIA.(mm)
N'm ( kgf 'm, Ibf · ft )
Right step bracket mounting
(upper) 1 12
55 (5.6, 41 )
bolt
(lower) 1 8
30 (3.1, 22)
•
1-20
•

Honda CRF450X 2008 Specifications

General

Engine Type	449cc liquid-cooled single-cylinder four-stroke
Bore and Stroke	96.0mm x 62.1mm
Compression Ratio	12.0:1
Transmission	5-speed
Final Drive	#520 chain; 13T/51T
Front Suspension	47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4 inches travel
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
Induction	Keihin 40mm carburetor
Ignition	CD with electronic advance
Rear Suspension	Pro-Link Showa single shock with spring preload, 17-position rebound damping adjustability, and compression damping adjustment; 12.4 inches travel
Trail	4.6 inches