14 August. Friday 2026
Enfield Thunderbird TwinSpark - 2011 Specifications and Reviews
The 2011 Enfield Thunderbird TwinSpark is a classic 346cc cruiser designed for riders seeking retro styling with modern reliability. Its single-cylinder engine delivers smooth, accessible performance ideal for both beginners and experienced cruiser enthusiasts. The bike is best known for its affordable entry point to cruiser riding and timeless aesthetic appeal.
General information | |
| Category | Classic |
| Year | 2011 |
| Model | Enfield Thunderbird TwinSpark |
Engine and Transmission Specifications | |
| Clutch | Wet mulitiplate |
| Transmission type,final drive | Chain |
| Gearbox | 5-speed |
| Cooling system | Air |
| Lubrication system | Dry sump |
| Ignition | Dual spark |
| Fuel control | OHV |
| Fuel system | Carburettor. BS29/UCAL |
| Bore x stroke | 70.0 x 90.0 mm (2.8 x 3.5 inches) |
| Compression | 7.3:1 |
| Top speed | 120.0 km/h (74.6 mph) |
| Torque | 28.00 Nm (2.9 kgf-m or 20.7 ft.lbs) @ 4000 |
| Power | 19.80 |
| Engine details | Roya Enfield Unit Construction Engine. |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 346.00 ccm (21.11 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 152 mm (6.0 inches) |
| Rear brakes | Expanding brake (drum brake) |
| Front brakes diameter | 280 mm (11.0 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 3.50-19 |
| Front tyre dimensions | 3.25-19 |
| Rear suspension travel | 80 mm (3.1 inches) |
| Rear suspension | Swing arm With Gas Shock Absorbers. |
| Front suspension travel | 130 mm (5.1 inches) |
| Front suspension | Tele Scopic With Hydraulic Damping. |
| Frame type | Steel |
| | |
Physical measures and capacities | |
| Fuel capacity | 14.50 litres (3.83 gallons) |
| Wheelbase | 1,370 mm (53.9 inches) |
| Ground clearance | 135 mm (5.3 inches) |
| Overall width | 780 mm (30.7 inches) |
| Overall length | 2,120 mm (83.5 inches) |
| Overall height | 1,080 mm (42.5 inches) |
| Power/weight ratio | 0.1215 HP/kg |
| Dry weight | 163.0 kg (359.4 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Black, red, silver |
| Electrical | 12V |
| Light | 35W/35W Halogen, MFR |
| Starter | Electric |
Performance Profile & Rider Fit
19.8 hp
Peak Power
14.5s
0-60 mph
74.6 mph
Top Speed
Best For
Track10%
City55%
Cornering30%
Daily Riding55%
Touring55%
Passenger50%
Rider Profile
| Best For | Well suited to new and returning riders who want a relaxed, low-drama classic bike rather than outright performance. |
| Purpose | Built for laid-back cruising and easy commuting rather than speed or sport riding. |
| Rider Fit | A moderately heavy but low-slung machine that is manageable for riders of average height and strength once underway. |
| Character | A traditional single-cylinder thumper with unhurried power delivery, classic looks, and a relaxed mechanical character. |
| Not Ideal For | Not for riders seeking quick acceleration, sharp handling, or any serious off-road capability. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
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