Engine and transmission
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Engine type: | 1 cylinders, 2-stroke, Single |
Displacement: | 249 cc (15.21 cubic inches) |
Bore × stroke: | 2.6 inch × 2.83 inch (undersquare - longstroke) |
Cooling system: | Water cooled |
Power: | 55.74 HP (41 kW) @ 8150 rpm |
Throttle: | Cable operated |
Valves | |
Valve train: | Reed valve, variable |
Fuel and ignition | |
Sparks per cylinder: | 1 |
Fuel supply system: | Carburetor |
Ignition type: | Digital CDI |
Funnel diameter: | 1.42 inch |
Engine mounting: | Vertical |
Lubrication system: | Mixture |
Gear box: | Manual 5-speed |
Clutch: | Wet, multiple discs, cable operated |
Final drive: | Chain |
Spark plug pipe type: | NGK, BR8ECM |
Motor oil: | Synthetic, 2T |
Starter: | Kick-starter |
Dimensions
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Wheel base: | 58.1 inch |
Trail: | 4.6 inch |
Ground clearance: | 15.16 inch |
Seat height: | 36.4 inch |
Weight | |
Curb weight: | 227.1 lbs |
Dry weight: | 209.4 lbs |
Chassis and suspension
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Frame type: | aluminium, Double cradle frame |
Front | |
Suspension: | Cartridge - upside-down |
Suspension travel: | 11.81 inch |
Fork angle: | 27° |
Brake: | Single Disk, Ø10.24 inch |
Tire: | 80 / 10 R21 R |
Tire pressure: | 0.07 PSI |
Rear | |
Suspension: | mono shock, Swingarm |
Suspension travel: | 13.19 inch |
Brake: | Disk, Ø8.66 inch |
Tire: | 110 / 90 R19 R |
Tire pressure: | 0.07 PSI |
Other
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ABS available: | No |
Power-to-weight ratio: | 0.40 KW/lbs (2.51 lbs/HP) |
Fuel capacity: | 1.98 gals |
Number of riders: | 2 persons |
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Water cooled, 249cc, Single, 2-stroke, Reed valve |
Water cooled, 249cc, Single, 2-stroke, Reed valve |
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Water cooled, 249cc, Single, 2-stroke, Reed valve |
Water cooled, 249cc, Single, 2-stroke, Reed valve |
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Water cooled, 293cc, Single, 2-stroke, Reed valve |
Water cooled, 249cc, Single, 2-stroke, Reed valve |
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Water cooled, 249cc, Single, 2-stroke, Reed valve with power valve |
Water cooled, 293cc, Single, 2-stroke, Reed valve with power valve |
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Air cooled, 247cc, Single, 2-stroke, Reed valve |
1971 Montesa 250 King Scorpion Air cooled, 248cc, Single, 2-stroke, Piston controlled inlet port |