Buell / EBR Buell XB12R Firebolt (2009) vs Yamaha RD 350RR (1984)
Comparison technical specifications
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| Make: | Buell / EBR | Yamaha |
| Model: | Buell XB12R Firebolt | RD 350RR |
| Years: | 2009 | 1984 |
| Engine: | 45° V-Twin, four stroke, pushrod actuated overhead valve. hydraulic self-adjusting lifters, 2 valve per cylinder. | Two stroke, parallel twin cylinder, YPVS |
| Capacity: | 1203 cc / 73 cu in | 347 cc / 21.1 cu-in |
| Bore x Stroke: | 88.9 x 96.8 mm | 64 х 54 mm |
| Compression Ratio: | 10.0:1 | 6.2 :1 |
| Cooling System: | Air cooled | Liquid cooled |
| Induction: | Ø49 mm downdraft DDFI II fuel injection | 2x 26mm Mikuni slide-needle carburetor |
| Starting: | Electric | Kick |
| Max Power: | 86.9 kW / 103 hp @ 6800 rpm | 59 hp / 43.9 kW @ 9000 rpm |
| Max Torque: | 114 Nm / 11.6 kgf-m / 84 ft-lbs @ 6000 rpm | 40.2 Nm / 4.1 kgf-m / @ 8000 rpm |
| Transmission: | 5 Speed | 6 Speed |
| Final Drive: | Belt | Chain |
| Front Suspension: | Showa Ø43 mm inverted forks compression damping, rebound damping and spring preload adjustable | 35mm Telescopic forks air assistance and variable damping |
| Front Wheel Travel: | 120 mm / 4.7" | 140 mm / 5.5 in |
| Rear Suspension: | Showa coil-over monoshock, remote underseat reservoir and adjustable compression damping, rebound damping and spring preload, 127mm wheel travel | Rising rate Monocross 5-way preload |
| Rear Wheel Travel: | 127 mm / 5.0" | 100 mm / 3.9 in |
| Front Brakes: | ZTL type brake, 6 piston, fixed caliper, Ø375 mm single-sided, inside out, stainless steel, floating rotor | 2x 260mm disc 2 piston calipers |
| Rear Brakes: | Single Ø240 mm disc, 1 piston floating caliper | Single 260mm disc 1 piston caliper |
| Front Tyre: | 120/70 ZR17, Pirelli Diablo | 90/90-18 51H |
| Rear Tyre: | 180/55 ZR17 Pirelli Diablo | 110/80-18 58H |
| Dimensions: | Length: 1924 mm / 75.7" Width: 768 mm / 30.2" Height: 1092 mm / 43.0" | Length 2095 mm / 82.4 in Width 700 mm / 27.5 in Height 1190 mm / 46.8 in |
| Wheelbase: | 1320 mm / 52.0" | 1385 mm / 54.5 in |
| Ground Clearance: | 127 mm / 5.0" | 165 mm / 6.4 in |
| Seat Height: | 775 mm / 30.5" | 790 mm / 31.1 in |
| Dry Weight: | 179 kg / 395 lbs | 141 kg / 310.8 lbs |
| Fuel Capacity: | 14 L / 3.7 US gal | 17 Litres / 4.5 US gal |
| Standing ¼ Mile: | 11.4 sec, 182 km/h / 113 mph | 12.4 sec / 166.6 km/h |
| Top Speed: | 249 km/h / 155 mph | 192.8 km/h / 119.8 mph |