Mbike - Catalogue. Community. Map.
Catalogue. Community. Map.
Harley-Davidson SX 250 
1978
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Engine and transmission
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| Engine type: | 1 cylinders, 2-stroke, Single |
| Displacement: | 243 cc (14.85 cubic inches) |
| Bore × stroke: | 2.83 inch × 2.35 inch (oversquare - shortstroke) |
| Cooling system: | Air cooled |
| Power: | 19.85 HP (14.6 kW) @ 7000 rpm |
| Throttle: | Cable operated |
| Valves | |
| Valve train: | Piston controlled inlet port, variable |
| Fuel and ignition | |
| Sparks per cylinder: | 1 |
| Fuel supply system: | Carburetor |
| Compression: | 10.3:1 |
| Engine mounting: | Transverse |
| Gear box: | Manual 5-speed |
| Clutch: | Wet, multiple discs, cable operated |
| Final drive: | Chain |
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Dimensions
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| Weight | |
| Curb weight: | 275.6 lbs |
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Chassis and suspension
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| Frame type: | steel, Double cradle frame |
| Front | |
| Suspension: | Cartridge |
| Brake: | Drum |
| Tire: | 83 / R19 |
| Rear | |
| Suspension: | twin shock, Swingarm |
| Brake: | Drum |
| Tire: | 100 / R18 |
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Other
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| ABS available: | No |
| Power-to-weight ratio: | 0.12 KW/lbs (8.56 lbs/HP) |
| Top speed: | 71.46 mph |
| Fuel capacity: | 2.77 gals |
| Number of riders: | 2 persons |
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