| Enfield's profilation of this bike |
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Royal Enfield Thunderbird Twinspark
The Thunderbird Twinspark will be the first model to feature Royal Enfield’s revolutionary Unit Construction Engine. All the well loved features of the Thunderbird have been retained and enhanced in some cases. |
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General information |
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Model
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Enfield Thunderbird TwinSpark |
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Year model
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2009 |
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Type
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Classic |
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Rating
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3.9 See the detailed rating of design and look, engine performance, reliability, fun-factor, etc. Compare with any other bike. |
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Engine and transmission |
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Engine size
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346.0 ccm (21.11 cubic inches) |
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Type of engine
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Single cylinder, four-stroke |
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Effect
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19.8 HP (14.5 kW)) @ 5600 RPM |
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Torque
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28.0 Nm (2.9 kgf-m or 20.7 ft.lbs) @ 4000 RPM |
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Top speed
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120.0 km/h (74.6 mph) |
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Compression
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7.3:1 |
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Bore x stroke
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70.0 x 90.0 mm (2.8 x 3.5 inches) |
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Fuel system
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Carburettor. BS29/UCAL |
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Fuel control
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Overhead Valves (OHV) |
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Ignition
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Dual spark |
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Lubrication system
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Dry sump |
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Cooling system
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Air |
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Gearbox
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5-speed |
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Transmission type
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Chain (final drive) |
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Clutch
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Wet mulitiplate |
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Chassis, suspension, brakes and wheels |
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Front suspension
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Telescopic fork |
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Front wheel travel
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130 mm (5.1 inches) |
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Rear suspension
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Swing arm |
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Rear wheel travel
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80 mm (3.1 inches) |
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Front tire
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3.25-19 |
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Rear tire
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3.50-19 |
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Front brakes
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Single disc |
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Diameter
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280 mm (11.0 inches) |
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Rear brakes
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Expanding brake (drum brake) |
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Diameter
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152 mm (6.0 inches) |
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Physical measures and capacities |
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Dry weight
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163.0 kg (359.4 pounds) |
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Power/weight ratio
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0.1215 HP/kg |
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Overall height
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1080 mm (42.5 inches) |
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Overall length
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2120 mm (83.5 inches) |
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Overall width
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780 mm (30.7 inches) |
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Ground clearance
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135 mm (5.3 inches) |
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Wheelbase
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1370 mm (53.9 inches) |
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Fuel capacity
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14.50 litres (3.83 US gallons) |
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Other specifications |
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Color options
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Black, red, silver |
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Starter
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Electric |
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Comments
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Royal Enfield bikes are made in India. |
| Update specs | Report missing specs or required updates. |
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Further information |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Parts finder |
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| Ask questions | Join the 09 Enfield Thunderbird TwinSpark discussion group or the general Enfield discussion group. |
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Rating sample for this Enfield bike
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Engine performance for the 2009 Enfield Thunderbird TwinSpark:
 (74.8 out of 100)
Click here for complete rating. You can also compare bikes.
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