Suzuki GS 650 G Katana Specs (Top Speed | Horsepower | Weight)

The Suzuki GS 650 G Katana motorcycle specifications include a 674 cc (41.13 cu in) engine, power of 73 hp (53.3 kW) @ 9,500 rpm, a 5-speed gearbox, and a listed weight of 239 kg (526.9 lb).

Key specifications

1981-1983Model years
674 ccDisplacement
73 hpPower
239 kgWet weight
23 LFuel tank
Model years covered
198119821983

Year-specific specification changes

No material specification changes from the 1981 baseline were found in the available data.

How the Suzuki GS 650 G Katana compares

This compares the motorcycle with all Suzuki models in this specifications database. The blue marker is this model and the grey line is the Suzuki database average.

Engine power73 hp
Low 7.3 hpAverage 65.4 hpHigh 196 hp

About 12% higher than the Suzuki database average. Around the 62nd percentile across Suzuki models.

Displacement674 cc
Low 67 ccAverage 609 ccHigh 1,783 cc

About 11% higher than the Suzuki database average. Around the 64th percentile across Suzuki models.

Wet weight239 kg
Low 73 kgAverage 200.4 kgHigh 347 kg

About 19% heavier than the Suzuki database average. Around the 72nd percentile across Suzuki models.

Fuel capacity23 L
Low 3.5 LAverage 14.2 LHigh 22 L

About 62% larger than the Suzuki database average. Around the 99th percentile across Suzuki models.

This model Suzuki database average

Suzuki database percentile rankings

Percentiles show where this motorcycle sits across the Suzuki specifications database. They are descriptive database rankings, not performance ratings.

Engine power62nd

73 hp — more powerful than about 62% of Suzuki models with power data.

Displacement64th

674 cc — larger displacement than about 64% of Suzuki models.

Wet weight72nd

239 kg — heavier than about 72% of Suzuki models, or lighter than about 28%.

Fuel capacity99th

23 L — larger than about 99% of Suzuki fuel tanks in this database.

Mechanical overview

Engine layout snapshot

In-line four, four-stroke • 674 cc • Air cooled • 73 hp
Chassis snapshot

5-speed • Shaft drive (cardan) (final drive) • 3.25-19 front / 4.25-17 rear

Additional useful specifications

Front tire size 3.25-19
Rear tire size 4.25-17
Power-to-weight ratio 0.305 hp/kg
Power-to-weight 305.4 hp/tonne
Specific power 108.3 hp/L
Bore/stroke ratio 1.11:1 (Oversquare)

Engine specifications

Engine type In-line four, four-stroke
Displacement 674 cc (41.13 cu in)
Power 73 hp (53.3 kW) @ 9,500 rpm
Bore × stroke 62.0 x 55.8 mm (2.4 x 2.2 inches)
Compression ratio 9.4:1
Valves per cylinder 2
Cooling system Air
Fuel control Double Overhead Cams/Twin Cam (DOHC)

Transmission and drivetrain

Gearbox 5-speed
Final drive Shaft drive (cardan) (final drive)

Brakes, wheels and tires

Front brakes Dual disc
Rear brakes Single disc
Front tire 3.25-19
Rear tire 4.25-17

Dimensions and weight

Wet weight 239 kg (526.9 lb)

Fuel and emissions

Fuel capacity 23.00 L (6.08 US gal)

Performance

Top speed 197.0 km/h (122.4 mph)

Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Suzuki models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Suzuki information before relying on them. Visit the official Suzuki website.