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. Also, the twin benefit of improved performance and engine efficiency makes this motorcycle hard to beat in terms of pure riding pleasure and visual delight. The evolutionary mix of old and new features in this motorcycle will surely delight its owners.

Engine	Single Cylinder, 4 Stroke, OHV, Dual Spark Ignition Engine, Air Cooled
Displacement	346 CC
Bore x Stroke	70mm x 90mm
Maximum Power	19.8 bhp @ 5250 rpm
Maximum Torque	28 Nm @ 4000 rpm
Transmission	5 Speed (left foot gear shift)
Ignition	Digital TCI (Transistor Coil Ignition)
Carburetor	BS29 / UCAL
Dimensions
Ground Clearance	135 mm
Width	780 mm
Wheel Base	1370 mm
Length	2120 mm
Height	1080 mm
Tyres
Front	3.25 x 19", 6/4 PR
Rear	3.5 x 19", 6/4 PR
Electricals
Electrical System	12 Volts
Head lamp	35W/35W Halogen, MFR
Brakes
Front	Hydraulic Disc Brake (Disc dia 280mm)
Rear	Internal Expansion (Drum), 6"
Maximum Speed
Speed	120 Kmph
Suspension
Front	Tele Scopic With Hydraulic Damping. Stroke 130mm.
Rear	Swing arm With Gas Shock Absorbers stroke 80mm