| Engine and transmission |
| Engine Type |
|
1 Cylinders, 4-stroke, Single |
vs |
50.2% Scooters have 1 cylinders 4-stroke Single
|
|
|
|
| Gear box |
|
Manual |
vs |
30.7% Scooters have Manual
|
|
|
|
| Displacement |
|
49 cc (2.99 cubic inches)
|
vs |
|
|
106.74 cc lower than average. Engine displacement is the volume inside the cylinders of an engine. The larger the engine displacement is, the more powerful the scooter usually is. |
|
| Power |
|
|
vs |
|
|
6.69 HP lower than average. The power of the scooter is measured in HP or KW. The more power the scooter has the faster it can travel. |
|
| Throttle |
|
Cable Operated |
|
|
|
|
|
| Engine mounting |
|
Transverse |
vs |
90.6% Scooters have Transverse
|
|
Most scooter engines are transverse mounted. |
|
| Sparks per cylinder |
|
1 |
|
|
|
|
|
| Clutch |
|
Wet, Cable Operated |
vs |
45.8% Scooters have Wet cable operated
|
|
|
|
| Bore × stroke |
|
2 inch × 1.54 inch (square) |
|
|
|
|
|
| Fuel supply system |
|
Carburetor |
vs |
61.2% Scooters have Carburetor
|
|
|
|
| Lubrication system |
|
Wet Sump |
vs |
87% Scooters have Wet sump
|
|
|
|
| Ignition Type |
|
Digital Cdi |
|
|
|
|
|
| Valves per cylinder |
|
|
vs |
|
|
0.24 higher than average. |
|
| Spark plug pipe type |
|
NGK, BR8HS |
|
|
|
|
|
Yamaha Aerox R 2011
Yamaha Aerox SP55 2011