Suzuki GSF650 Service Manual

1F-16 Engine Cooling System:
10) Install a new O-ring (7) and apply engine coolant to
it.
CAUTION
!
Use a new O-ring to prevent engine coolant
leakage.
11) Fit the water pump case and tighten the water pump
case screws to the specified torque.
Tightening torque
Water pump case screw (b): 6 N·m (0.6 kgf-m,
4.5 lbf-ft)
12) Tighten the water pump air vent bolt to the specified
torque.
CAUTION
!
Use a new gasket washer to prevent engine
coolant leakage.
Tightening torque
Water pump air vent bolt (c): 13 N·m (1.3 kgf-m,
9.5 lbf-ft)
Water Pump Related Parts Inspection
B817H21606019
Refer to “Water Pump Disassembly and Assembly
(Page 1F-13)”.
Mechanical Seal
Visually inspect the mechanical seal for damage, with
particular attention given to the sealing face.
Replace the mechanical seal that shows indications of
leakage.
Oil Seal
Visually inspect the oil seal for damage, with particular
attention given to the lip.
Replace the oil seal that shows indications of leakage.
Seal Washer
Visually inspect the seal washer for damage, with
particular attention given to the sealing face.
Replace the seal washer that shows indications of
leakage.
7
I718H1160024-01
(b)
(b)
(c)
I718H1160025-01
I718H1160010-01
I718H1160009-01
I718H1160026-01

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