You are here: Index —Performance Guide – Suzuki Dyno Charts – 1980 – 1985 GS750 All Models
Suzuki Motorcycle Dyno Charts
Performance, Tuning, Horsepower, Torque, Racing, Speed…
General GS750 specifications
Overall length: 2 225 mm (87.6 in.)
Overall width: 870 mm (34.3 in.)
Overall height: 1 170 mm (46.1in.)
Wheelbase: 1 490 mm. (58.7 in.)
Ground clearance: 150 mm (5.9 in.)
Dry weight: 223 kg (492 lbs.)
Fuel tank capacity: 18 l (4.8 gal.)
Reserve: 2 lt. (0.5 gal.)
Engine type: Air cooled inline-4, DOHC, 2 valves per cylinder
Bore x stroke 65,0 x 56,4 mm
Piston displacement: 748 cc
Compression ratio/test range: 8,7 :1 / 128—171 psi (15 psi var.)
Maximum opwer output: 72 hp/ 8.500 rpm
Maximum torque: 60 Nm/ 7.000 rpm
Carburetors: Mikuni VM26SS x 4
Carburetor settings: 1000 rpm. pilot air 1 1/4 T.
Carburetor float height: 0.98—1.1 in.
Main/pilot/needle/jet: 105 /22.5 /P-1 /5F21-3
Starter system: Electric and kick start
Lubrication type: wet sump, 3400 cc. 10W-40 (20W-50) preferred
Oil pressure: 1.42 psi @ 3000rpm.
Clutch type: Wet multi-plate
Transmission: 5-speed
Primary reduction: 2.152 (99/46)
Final reduction: 2.733 (41/15)
Gear ratios:
Low 2.571 (36/14)
2nd 1.777 (32/18)
3rd 1.380 (29/21)
4th 1.125 (27/24)
5th 0.961 (25/26)
Top speed: 125 mph
Drive chain: 630SO 96 link, O-ring .8 – 1.2 in. free-play
Steering angle: 40 degrees
Caster: 63 degrees
Trail: 107 mm (4.21 in.)
Turning radius: 2.6 m (8.5 ft.)
Front brake: Disc
Rear brake: Disc
Front tyre: 3.25H X 19 4pr.
Rear tyre: 4.00H X 18 4pr. 120/18
Ignition type: Battery/coil
Ignition timing: 17° BTDC at 1500 rpm
Points settings: 0,35 mm / .018″ point gap
Spark plug type: NGK B8ES
Spark plug gap: .024—.028″
Battery: 12V 14AH/10 hr.
Generator: 3 ph. AC
