Honda CBX Specs (Top Speed | Horsepower | Weight)

The Honda CBX motorcycle specifications include a 1,046 cc (63.83 cu in) engine, a 5-speed gearbox, and a listed weight of 274 kg (604.1 lb).

Key specifications

1978-1981Model years
1,046 ccDisplacement
274 kgWet weight
24 LFuel tank
Model years covered
1978197919801981
Year-specific specification changes

The 1978 model is treated as the standard specification. Only later model years with a different supplied value are shown below.

Top speed
19801981222.0 km/h (137.9 mph)

How the Honda CBX compares

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

Displacement1,046 cc
Low 49 ccAverage 563 ccHigh 1,832 cc

About 86% higher than the Honda database average. Around the 85th percentile across Honda models.

Wet weight274 kg
Low 75.7 kgAverage 197.5 kgHigh 387 kg

About 39% heavier than the Honda database average. Around the 85th percentile across Honda models.

Fuel capacity24 L
Low 3.7 LAverage 13.5 LHigh 25 L

About 78% larger than the Honda database average. Around the 95th percentile across Honda models.

This model Honda database average

Honda database percentile rankings

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

Displacement85th

1,046 cc — larger displacement than about 85% of Honda models.

Wet weight85th

274 kg — heavier than about 85% of Honda models, or lighter than about 15%.

Fuel capacity95th

24 L — larger than about 95% of Honda fuel tanks in this database.

Mechanical overview

Engine layout snapshot

In-line six, four-stroke • 1,046 cc • Air cooled
Chassis snapshot

5-speed • Chain (final drive) • 3.50-19 front / 4.25-18 rear

Additional useful specifications

Front tire size 3.50-19
Rear tire size 4.25-18
Bore/stroke ratio 1.21:1 (Oversquare)

Model information

Category Classic

Engine specifications

Engine type In-line six, four-stroke
Displacement 1,046 cc (63.83 cu in)
Bore × stroke 64.5 x 53.4 mm (2.5 x 2.1 inches)
Compression ratio 9.3:1
Valves per cylinder 4
Cooling system Air
Fuel control Double Overhead Cams/Twin Cam (DOHC)

Transmission and drivetrain

Gearbox 5-speed
Final drive Chain (final drive)

Brakes, wheels and tires

Front brakes Dual disc
Rear brakes Single disc
Front tire 3.50-19
Rear tire 4.25-18

Dimensions and weight

Wet weight 274 kg (604.1 lb)

Fuel and emissions

Fuel capacity 24.00 L (6.34 US gal)

Performance

Top speed 220.0 km/h (136.7 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 Honda models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Honda information before relying on them. Visit the official Honda website.