Suzuki GSF650 Service Manual

Engine Mechanical: 1D-11
Installation
Install the throttle body in the reverse order of removal.
Pay attention to the following points:
• Connect the throttle pulling cable (1) and throttle
returning cable (2) to the throttle cable drum.
• Tighten the throttle body clamp screws. Refer to
“Throttle Body Construction (Page 1D-9)”.
• Loosen each throttle cable lock-nut.
• Turn in each throttle cable adjuster fully and locate
each outer cable so that the clearance “a” is 0 mm (0
in).
• Tighten each lock-nut.
• Adjust the throttle cable play. Refer to “Throttle Cable
Play Inspection and Adjustment in Section 0B
(Page 0B-14)”.
Throttle Body Disassembly and Assembly
B817H21406011
Refer to “Throttle Body Removal and Installation
(Page 1D-10)”.
Disassembly
CAUTION
!
Identify the position of each removed part.
Organize the parts in their respective groups
so that they can be reinstalled in their
original positions.
1) Remove the injector covers (1) and disconnect the
respective vacuum hoses (2) from each throttle
body.
2) Remove the clamps and disconnect the fuel injector
couplers (3), STVA coupler (4) and ISC valve
coupler (5).
3) Remove the fuel delivery pipe assembly (6).
CAUTION
!
Be careful not to twist the fuel delivery pipe’s
T-joint (7), when disconnecting the fuel feed
hose or removing the fuel delivery pipes, or
joint part “A” of the fuel delivery pipe get
damage.
“a”: 0 mm (0 in)
1
2
I717H1140022-01
“a”
“a”
I718H1140322-01
1
1
2
2
I717H1140023-01
3
3
5
4
I717H1140024-01
6
7
“A”
I717H1140025-01

Suzuki GSF650 Specifications

General

Displacement	656 cc
Bore x Stroke	65.5 mm x 48.7 mm
Compression Ratio	11.5:1
Fuel System	Fuel injection
Ignition	Electronic ignition (transistorized)
Starter	Electric
Transmission	6-speed, constant mesh
Final Drive	Chain
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Tire	120/70ZR17M/C (58W), tubeless
Rear Tire	160/60ZR17M/C (69W), tubeless
Overall Length	2, 130 mm
Rear Brakes	Disc brake
Fuel Tank Capacity	19.0 L
Wheelbase	1, 470 mm
Seat Height	790 mm
Ground Clearance	135 mm
Engine Type	4-stroke, liquid-cooled, DOHC, 4-cylinder