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Enfield Thunderbird TwinSpark - 2012 Specifications and Reviews

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General information

CategoryClassic
Year2012
ModelEnfield Thunderbird TwinSpark
 
 

Engine and Transmission Specifications

ClutchWet mulitiplate
Transmission type,final driveChain
Gearbox5-speed
Cooling systemAir
Lubrication systemWet sump
IgnitionTransistorised Coil Ignition
Fuel controlOHV
Fuel systemCarburettor. UCAL 29mm, Constant Vacuum Carburettor
Bore x stroke70.0 x 90.0 mm (2.8 x 3.5 inches)
Compression7.3:1
Top speed120.0 km/h (74.6 mph)
Torque28.00 Nm (2.9 kgf-m or 20.7 ft.lbs) @ 4000
Power19.80
Engine detailsRoya Enfield Unit Construction Engine, twin sparks
Engine typeSingle cylinder, four-stroke
Capacity:346.00 ccm (21.11 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakes diameter153 mm (6.0 inches)
Rear brakesExpanding brake (drum brake)
Front brakes diameter280 mm (11.0 inches)
Front brakesSingle disc
Rear tyre dimensions3.50-19
Front tyre dimensions3.25-19
Rear suspension travel80 mm (3.1 inches)
Rear suspensionSwing arm With Gas Shock Absorbers.
Front suspension travel130 mm (5.1 inches)
Front suspensionTelescopic With Hydraulic Damping.
Frame typeSingle downtube, using engine as stressed member

Physical measures and capacities

Fuel capacity13.50 litres (3.57 gallons)
Wheelbase1,370 mm (53.9 inches)
Ground clearance135 mm (5.3 inches)
Overall width820 mm (32.3 inches)
Overall length2,150 mm (84.6 inches)
Overall height1,080 mm (42.5 inches)
Power/weight ratio0.1215 HP/kg
Weight incl. oil, gas, etc187.0 kg (412.3 pounds)
Dry weight163.0 kg (359.4 pounds)

Other specs

CommentsOptional polished engine, custom ergonomics, GP shift pattern, and more. Limited edition bike. Each unit engraved with sequential production number.
InstrumentsAnalog tach; LCD speedo
Oil capacity3.70 litres (0.24 quarts)
Wheelbase1,537 mm (60.5 inches)
Alternate seat height775 mm (30.5 inches) If adjustable, highest setting.
Seat height698 mm (27.5 inches) If adjustable, lowest setting.
Wheels17´forged aluminum. Silver or black. Optional BST carbon-fiber wheels.
Rear tyre190/70-ZR17
Front tyre120/70-ZR17
Rear wheel travel165 mm (6.5 inches)
Rear SuspensionÖhlins fully adjustable. 3 modes, dragster, cruiser, road racer.
Front wheel travel132 mm (5.2 inches)
Front SuspensionÖhlins Upside-down, fully adjustable fork
Rake (fork angle)25.0°
Exhaust systemHandcrafted by ECOSSE. 2 into 1. Stainless steel head pipes with dual titanium mufflers.
DrivelinePrimary: Wet chain.
Bore x Stroke108.0 x 108.0 mm (4.3 x 4.3 inches)
Compression10.5:1
Torque185.77 Nm (18.9 kgf-m or 137.0 ft.lbs)
Capacity:1966.00 ccm (119.97 cubic inches)
ModelEcosse The Heretic
Color optionsBlack, red, silver
SeatDual seat
Electrical12V
Light35W/35W Halogen headlamp
StarterElectric & kick

Rider Reviews

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