Scooters
1991Tomos BT 50 N
17 fields on record
The 1991 Tomos BT 50 N is a lightweight 50cc sport moped designed for young riders and commuters seeking nimble urban mobility. Powered by a spirited two-stroke engine delivering nearly 5.4 horsepower, it achieves respectable speeds up to 90 km/h while maintaining excellent fuel efficiency. Best known for its reliable Bing carburetor and responsive five-speed transmission, this Slovenian-built machine remains popular among entry-level sport riders.
- Capacity
- 49.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 5-speed
- Dry weight
- Not on record
Know it? Add it → - Seat height
- Not on record
Know it? Add it → - Power
- 5.4 HP (4.0 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built as a small-displacement sport moped for short, fun rides around town rather than any serious performance riding.
- Built for
- A nimble, buzzy little two-stroke with sporty styling that rewards revving it out rather than relying on outright power.
- Not ideal for
- This is not the machine for anyone wanting real speed, long-distance touring comfort, or a passenger-friendly ride.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 49.0 ccm
- Power
- 5.4 HP (4.0 kW)
- Torque
- 5.0 Nm (0.5 kgf-m) @ 7500 RPM
- Engine type
- Single, two-stroke
- Bore x stroke
- 38.0 x 43.0 mm
- Compression
- 11.0:1
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Kick
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 90.0 km/h (55.9 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Expanding brake (drum brake)
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Tomos BT 50 N?
The 1991 Tomos BT 50 N has a Capacity of 49.0 ccm (2.99 cubic inches).
What engine power does the Tomos BT 50 N have?
The 1991 Tomos BT 50 N has a Power of 5.4 HP (4.0 kW).
How many gears does the Tomos BT 50 N have?
The 1991 Tomos BT 50 N has a Gearbox of 5-speed.
What is the torque of the Tomos BT 50 N?
The 1991 Tomos BT 50 N has a Torque of 5.0 Nm (0.5 kgf-m or 3.7 ft.lbs) @ 7500 RPM.
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