Honda CRF450R 2013 User Manual

Piston/Piston Rings/Piston Pin
(cont’d)
Servicing Your Honda 77
16. Remove the air cleaner case (12) along with air
cleaner connecting tube.
17. Remove the rear shock absorber upper nut (13)
and bolt (14).
18. Loosen the insulator band screw (15) and pull
the throttle body (16) out from the insulator
(17).
Do not hang the throttle body and support it with a
suitable strap.
19. Remove the cylinder head hanger bolts (18).
Remove the cylinder head hanger plate bolts
(19), left cylinder head hanger plate (20) and
right cylinder head hanger plate (21).
(12) air cleaner case
(13) rear shock absorber upper nut
(14) bolt
(12)
(14)
(13)
(15) insulator band screw
(16) throttle body
(17) insulator
(15)
(17)
(16)
(18) cylinder head hanger bolts
(19) cylinder head hanger plate bolts
(20) left cylinder head hanger plate
(21) right cylinder head hanger plate
(20)
(18)
(19)
Left side:
(21)
(18)
(19)
Right side:

Honda CRF450R 2013 Specifications

General

Engine Type	449cc liquid-cooled single-cylinder four-stroke
Bore x Stroke	96.0mm x 62.1mm
Compression Ratio	12.5:1
Induction	PGM-FI, 46mm throttle body
Transmission	Close-ratio five-speed
Final Drive	#520 Chain; 13T/48T
Front Brake	Single 240mm disc with twin-piston caliper
Rear Brake	Single 240mm disc
Front Tire	80/100-21
Rear Tire	120/80-19
Wheelbase	58.7 inches
Seat Height	37.6 inches
Fuel Capacity	1.7 gallons
Ground Clearance	13.0 inches
Front Suspension	48mm inverted Kayaba PSF (Pneumatic Spring Fork) with air-adjustable spring rate, rebound and compression damping adjustability; 12.2 inches travel
Rear Suspension	Pro-Link single shock with adjustable spring preload, rebound and compression damping adjustability; 12.4 inches travel
Trail	4.6 inches