Suzuki GSF650 Service Manual

1D-8 Engine Mechanical:
Throttle Cable Inspection
B817H21406006
Check that the throttle grip moves smoothly from full
open to full close. If it does not smoothly, lubricate the
throttle cables.
Throttle Cable Play Inspection and Adjustment
B817H21406007
Refer to “Throttle Cable Play Inspection and Adjustment
in Section 0B (Page 0B-14)”.
Throttle Body Components
B817H21406008
1
2
3
3
5
6
7
8
4
9
9
9
9
9
9
9
(b)
(a)
(a)
(a)
FWD
FWD
I718H1140309-01
1. Fuel injector cover 6. Air screw : 3.5 N⋅m (0.35 kgf-m, 2.5 Ib-ft)
2. STP sensor 7. ISC valve : 5 N⋅m (0.5 kgf-m, 3.5 Ib-ft)
3. Fuel delivery pipe 8. Vacuum hose : Do not reuse.
4. Fuel injector 9. O-ring
5. Cushion seal : Apply engine oil

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