These are the known mechanical and performance specifications for your 1980 Suzuki GS 1000 G.
Basic Specs

Engine
Displacement997.00 ccm (60.84 cubic inches)
Type
DetailsIn-line four, four-stroke
Max RPM9000
Compression9.2:1
Bore/Stroke70.0 x 64.8 mm (2.8 x 2.6 inches)
Valves/Cylinder2
FuelingCarburettor. Mikuni BS 34 SS - 4
Ignition
Exhaust
Lubrication
CoolingAir
Drivetrain
Gearbox5-speed
Final DriveShaft drive (cardan)
Clutch
Driveline
Performance
Horespower90.00 HP (65.7 kW)
Torque
Top Speed206.0 km/h (128.0 mph)
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity22.00 litres (5.81 gallons)
Emissions
Chassis
Frame Type
Rake40.0°
Trail
Front Suspension
Front Travel
Rear Suspension
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase
Dry Weight255.0 kg (562.2 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesDouble disc. 1-piston calipers
Front Brake Diameter
Rear BrakesSingle disc. 2-piston calipers
Rear Brake Diameter
Wheels
Comments
FANTASTIC BIKE!