Engine Service Information - Honda CRF450X 2005 Service Manual

(
ENGINE REMOVAL/ INSTALLATION
SERVICE INFORMATION
GENERAL
• During engine removal and Installation , support the motorcycle using a workstand or equivalent.
• The following components require engine removal for service.
- Crankcase (page 13· lO)/Crankshaft (page 13-14)fTransmission (page 13-11)
- Oil pump (page 5-7)
• The following components can be serviced with the engine instal led in the frame.
- Cylinder head (page 9-24)Nalves (page 9-27)
- Cylinder (page 10-5)/PiSlon (page 10-6)
- Clutch (page 11 -7)/Kickstarter (page' '-15)/Gearshift linkage (page 1' -24)
- Carburetor(page6-11j
- Secondary air supply system ('OS and '06 California type, After '06: page 6-3 1)
- Flywheel (page 12-5)
- Water pump (page 7-9)
- Balancer (page 13-8)
- Starter clutch (page 11-19)
- Starter motor (page 19-6)
SPECIFICATIONS
equ;val,nt
motor
service classification: SG or Higher
T903 standard: MA
TORQUE VALUES
Engine hanger plate bolt
Engine mounting nut
Drive sprocket bolt
Kickstarter pedal bolt
Swingarm pivot nut
Exhaust pipe joint nut
(front )
(upper )
(lower)
SAE 10W-30
equivalent motor oil
API service classification: SG or Higher
JASO T903 standard: MA
26 N·m (2.7 kgf·m , 19 Ibf.ft)
54 N·m (5.5 kgf·m, 40 Ibf.ft)
54 N·m (5.5 kgf·m, 40 Ibf.ft)
54 N·m (5.5 kgf·m , 40 IbUt)
31 N·m (3.2 kgf·m, 23 IbUt)
38 N·m (3.9 kgf·m, 28 Ibf·h)
88 N·m (9.0 kgf·m, 65 Ibf·h)
21 N·m (2.1 kgf·m, 15 Ibf·h )
U· nut
0'
8-3