MOTORCYCLE BUELL FIREBOLT XB12R 2010, NEW MODELS, SPECIFICATIONs, MANUFACTURER.
Powertrain1
Engine Thunderstorm 1203 air/oil/fan-cooled, 4-stroke, 45 degree V-twin
Displacement 73.4 cu in (1,203 cc)
Bore 3.5 in. (88.9 mm)
Stroke 3.812 in. (96.82 mm)
Peak Torque per SAE J607, North America 84 ft-lb (114 Nm)
Peak Torque RPM per SAE J607, North America 6,000
Peak Horsepower per SAE J607, North America 103 hp (77 kW)
Peak Horsepower RPM per SAE J607, North America 6,800
Compression Ratio 10.0:1