Suzuki GSF650 Service Manual

Engine Mechanical: 1D-51
Engine Bottom Side Disassembly
B817H21406035
NOTE
The crankcase must be separated to service
the crankshaft and conrod.
Engine Top Side
1) Remove the engine assembly. Refer to “Engine
Assembly Removal (Page 1D-18)”.
2) Disassemble the engine top side (1). Refer to
“Engine Top Side Disassembly (Page 1D-24)”.
3) Remove the regulator/rectifier bracket (2).
Starter Motor
Remove the starter motor (1).
Clutch
1) Remove the clutch component parts (1). Refer to
“Clutch Removal in Section 5C (Page 5C-12)”.
Oil Pump
1) Remove the spacer (1).
2) Remove the oil pump drive sprocket (2) and chain
(3).
3) Remove the thrust washer (4) and washer (5).
1
I717H1140123-01
2
I717H1140124-01
1
I717H1140125-01
1
I717H1140126-01
1
2
3
I717H1140127-03
5
4
I717H1140128-01

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