Suzuki 2005 GSF1200 User Manual

1B-2 Emission Control Devices:
Crankcase Emission Control System Description
B649G11201006
The engine is equipped with a PCV system to prevent discharging crankcase emissions into the atmosphere. Blow-by
gas in the engine is constantly drawn into the crankcase, which is returned to the combustion chamber through the
PCV hose, air cleaner box and carburetors.
1
2
“A”
“B”
“C”
“D”
“E”
“F”
I649G1120006-02
1. To PAIR control valve “A”: Blow-by gas “C”: Fuel/Air mixture “E”: Vacuum
2. PCV hose “B”: Fresh air “D”: Fuel emulsion “F”: Exhaust gas

Suzuki 2005 GSF1200 Specifications

General

Displacement	1157 cc
Bore x Stroke	79.0 mm x 59.0 mm
Compression Ratio	9.5:1
Ignition	Electronic ignition (transistorized)
Lubrication	Wet sump
Transmission	6-speed constant mesh
Final Drive	Chain
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Brakes	Dual hydraulic disc
Rear Brakes	Single hydraulic disc
Seat Height	790 mm (31.1 in)
Ground Clearance	135 mm (5.3 in)
Engine Type	4-stroke, 4-cylinder, DOHC
Front Tire	120/70 ZR17
Rear Tire	180/55 ZR17
Fuel Tank Capacity	20.0 L (5.3 US gal)
Overall Length	2, 140 mm (84.3 in)
Overall Width	790 mm (31.1 inches)