14 August. Friday 2026
MBK Booster Spirit 50 - 2012 Specifications and Reviews
The 2012 MBK Booster Spirit 50 is a lightweight two-stroke scooter designed for urban commuters and entry-level riders seeking affordable, economical transportation. Known for its simplicity and reliability, the air-cooled 50cc engine delivers modest performance suitable for city riding. Its automatic belt transmission and compact design make it an ideal choice for navigating congested streets.
2012
Engine and Transmission Specifications | |
| Clutch | Automatic centrifugal |
| Transmission type,final drive | Belt |
| Gearbox | Automatic |
| Cooling system | Air |
| Lubrication system | Separate lubrication |
| Ignition | CDI |
| Fuel system | Carburettor. Gurtner |
| Bore x stroke | 40.0 x 70.0 mm (1.6 x 2.8 inches) |
| Compression | 7.2:1 |
| Torque | 3.60 Nm (0.4 kgf-m or 2.7 ft.lbs) @ 6000 |
| Power | 3.22 |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 49.20 ccm (3.00 cubic inches) |
| Category | Scooter |
| Year | 2012 |
| Model | MBK Booster Spirit 50 |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 110 mm (4.3 inches) |
| Rear brakes | Expanding brake (drum brake) |
| Front brakes diameter | 180 mm (7.1 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 150/80-10 |
| Front tyre dimensions | 120/90-10 |
| Rear suspension travel | 70 mm (2.8 inches) |
| Rear suspension | Unit swing |
| Front suspension travel | 70 mm (2.8 inches) |
| Front suspension | Telescopic fork |
| | |
Physical measures and capacities | |
| Oil capacity | 1.20 litres (0.08 quarts) |
| Fuel capacity | 5.30 litres (1.40 gallons) |
| Wheelbase | 1,172 mm (46.1 inches) |
| Ground clearance | 124 mm (4.9 inches) |
| Overall width | 675 mm (26.6 inches) |
| Overall length | 1,685 mm (66.3 inches) |
| Overall height | 1,049 mm (41.3 inches) |
| Seat height | 768 mm (30.2 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 82.0 kg (180.8 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Red, black, white, blue |
| Starter | Electric & kick |
Performance Profile & Rider Fit
3.2 hp
Peak Power
Best For
Track5%
City82%
Cornering40%
Daily Riding65%
Touring10%
Passenger20%
Rider Profile
| Best For | Ideal for beginners or younger riders taking their first steps on a motorized two-wheeler, typically under a moped or learner-permit license class. |
| Purpose | Built purely for short-hop urban commuting and running errands around town rather than any kind of performance or distance riding. |
| Rider Fit | Very lightweight and low seat height make it easy for shorter or less experienced riders to handle and maneuver at a stop. |
| Character | A fun, nimble little two-stroke scooter with sporty 10-inch wheels and wide tires that give it a go-kart-like feel in tight city streets. |
| Not Ideal For | Not suitable for highway travel, long touring trips, carrying a passenger comfortably, or any rider seeking real speed or power. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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