KAWASAKI BJ 250 Estrella Custom BMW R 12
engine specs
Type
Air-cooled, single cylinder, 4-strokeWater-cooled, 2-cylinder, four-stroke boxer engine with four valves per cylinder operated by cam followers and two overhead camshafts per cylinder
Displacement
249 cm31170 cm3
Bore X Stroke
2.59x2.87 in OR 66 mm4.0x2.9 in OR 102 mm
Compression Ratio
9:1-
Horsepower
20/7500 KW(hp)/RPM95/6500 KW(hp)/RPM
Torque
14.5/6000 lb-ft/RPM OR 20/6000 Nm/RPM81/6000 lb-ft/RPM OR 110/6000 Nm/RPM
Fuel System
KEIHIN CVK34 Carburetor-
transmission specs
Gearbox
5-Speed6-speed
Clutch
Wet, multi-plate-
Final Drive
ChainShaft
chassis specs
Frame
-Tubular space frame in steel, engine self-supporting
Front Suspension
Telescopic forkUSD telescopic forks, 45 mm
Rear Suspension
SwingarmAluminium Paralever swinging arm, directly linked WAD spring strut, spring base and rebound damping adjustable
Front Brake
Single discTwin disc brake, floating brake discs, 310 mm, 4-piston monobloc fixed calipers
Rear Brake
Single discSingle disc brake, 265 mm, 2-piston floating caliper
dimension specs
Overall Length
81.7 in OR 2075 mm86.6 in OR 2200 mm
Overall Width
30.5 in OR 775 mm32.7 in OR 831 mm
Seat Height
30.3 in OR 770 mm29.7 in OR 754 mm
Ground Clearance
5.9 in OR 150 mm-
Weight
326 lbs OR 148 kg500 lbs OR 227 kg
Fuel Capacity
3.7 gallons OR 14.0 L3.7 gallons OR 14.0 L
Wheelbase
55.1 in OR 1400 mm59.8 in OR 1519 mm
tyres specs
Front
90/90-17100/90-19
Rear
110/90-17150/80-16

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