Honda CB 450K0 (1967) vs Honda CBR 650F (2014)
Comparison technical specifications
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| Make: | Honda | Honda |
| Model: | CB 450K0 | CBR 650F |
| Years: | 1967 | 2014 |
| Engine: | Four stroke, parallel twin cylinder, DOHC, 2 valves per cylinder | Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder. |
| Capacity: | 445 cc / 27.1 cu-in | 649 cc / 39.6 cu-in |
| Bore x Stroke: | 70 x 57.8 mm | 67 x 46mm |
| Cooling System: | Air cooled | Liquid cooled |
| Compression Ratio: | 9.0:1 | 11.4:1 |
| Induction: | 2x 32mm Keihin carburetors | PGM-FI electronic fuel injection |
| Ignition: | Coil with auto-advance, twin contact breaker | Digital transistorized with electronic advance |
| Starting: | Kick | Electric |
| Max Power: | 45 hp / 32.8 kW @ 9000 rpm | 64 kW / 85.8 hp @ 11000rpm (95/1/EC) |
| Max Torque: | 37.4 Nm / 27.6 lb-ft @ 7000 rpm | 63 Nm / 46.4 lb-ft @ 8,000rpm (95/1/EC) |
| Transmission: | 5 Speed | Close-ratio 6 Speed |
| Final Drive: | Chain | #525 O-ring chain |
| Frame: | Tubular semi-duplex cradle with single front down-tube | Steel diamond |
| Front Suspension: | Telescopic forks with two-way damping. | 41mm conventional telescopic fork |
| Rear Suspension: | Swing arm, shock absorbers with adjustable preload | Monoshock damper with adjustable preload |
| Front Brakes: | Drum | 2x 320mm discs 2 piston calipers |
| Rear Brakes: | Drum | Single 220mm disc 1 piston caliper |
| Front Tyre: | 3.25-18 | 120/70-ZR17M/C (58W) |
| Rear Tyre: | 3.50-18 | 180/55-ZR17M/C (73W) |
| Wheelbase: | 1300 mm / 53 in | 1450 mm / 57.0 in |
| Wet Weight: | 204.0 kg / 449.7 lbs | 212 kg / 461 lbs |
| Fuel Capacity: | 14 Litres / 3.7 US gal | 17.3 Liters / 4.5 gal |