Honda CB 400T Hawk (1982) vs Honda CB 650SC Nighthawk (1982-83) vs Honda CM 450 (1982)
Comparison technical specifications
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| Make: | Honda | Honda | Honda |
| Model: | CB 400T Hawk | CB 650SC Nighthawk | CM 450 |
| Years: | 1982 | 1982-83 | 1982 |
| Engine: | Four stroke, parallel twin cylinder, SOHC, 3 valve per cylinder | Four stroke, transverse four cylinder, SOHC, 2 valves per cylinder. | Four stroke, parallel twin, OHC,3 valve per cylinder |
| Capacity: | 395 cc / 24.1 cu-in | 626 cc / 38.2 cu-in | 447 cc / 27.2 cu-in |
| Bore x Stroke: | 70.5 x 50.6mm | 59.8 x 55 mm | 75 x 50.6 mm |
| Cooling System: | Air cooled | Air/oil cooled | Air cooled |
| Compression Ratio: | 9.3:1 | 9.0:1 | 9.3:1 |
| Induction: | 2x 32mm Keihin carbs | 4x Keihin 26mm carburetors | 2x 30mm Keihin CV |
| Ignition: | CDI | Transistorized | CDI |
| Starting: | Electric | Electric | Electric |
| Max Power: | 43 hp / 31.4 kW @ 9500 rpm | 50 hp / 37 kW @ 8000 | 37 hp / 27.5 kW @ 9000 rpm |
| Max Torque: | 33 Nm / 24.3 lb-ft @ 8000 rpm | 49 Nm / 36 lb-ft @ 6500 | |
| Transmission: | 6 Speed | 5 Speed | 6 Speed |
| Final Drive: | Chain | Chain | Chain |
| Front Suspension: | Telescopic forks | Showa air-spring, 39mm stanchion tube diameter, brake-actuated hydraulic anti-dive | Telehydraulic forks |
| Rear Suspension: | Dual EVO dampers with 5-way spring preload adjustment. | Dual Showa shocks, 5-way adjustable spring preload, 4-way adjustable rebound damping | Swingarm fork with adjustable telehydraulic shocks. |
| Front Brakes: | Single 282mm disc | 2x 275mm discs 2 piston calipers | Single disc |
| Rear Brakes: | 153mm Drum | 180mm Drum | Drum |
| Front Tyre: | 3.60 S19 | 3.50 -19 | 3.50-18 |
| Rear Tyre: | 4.10 S18 | 130/90 -16 | 4.00-16 |
| Fuel Capacity: | 13 Litres / 3.1 US gal | 13.6 Litres / 3.6 US gal | 13 Litres / 3.4 US gal |
| Consumption Average: | 48.5 mpg | 50.4 mpg | 64 mp/g |
| Standing ¼ Mile: | 14.2 sec / 88 mph | 14.1 sec / 157.7 km/h | 13.7 sec |