Ninja 250R Motorcycle Service Manual

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Filed Under (Kawasaki) by admin on 26-11-2010

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Lubrication It is important to lubricate rotating or sliding parts during assembly to minimize wear during initial operation. Lubrication points are called out throughout this manual, apply the specific oil or grease as specified. Direction of Engine Rotation When rotating the crankshaft by hand, the free play amount of rotating direction will affect the adjustment. Rotate the crankshaft to positive direction (clockwise viewed from output side). Electrical Wires A two-color wire is identified first by the primary color and then the stripe color. Unless instructed otherwise, electrical wires must be connected to those of the same color. Instrument Use a meter that has enough accuracy for an accurate measurement. Read the manufacture’sinstructions thor- oughlybefore using the meter. Incorrect values may lead to improper adjustments. Dimensions Overall Length 2085 mm (82.1 in.) Overall Width 715 mm (28.1 in.) Overall Height 1110 mm (43.7 in.) Wheelbase 1400 mm (55.1 in.) Road Clearance 130 mm (5.1 in.) Seat Height 775 mm (30.5 in.) Dry Mass 152 kg, (335 lb) Curb Mass: Front 82 kg (181 lb) Rear 87 kg (192 lb) Fuel TankCapacity 18.0L (4.8 US gal) Performance Minimum Turning Radius 2.7m (8.9 ft) Engine Type 4-stroke, DOHC, 2-cylinder Cooling System Liquid-cooled Bore AndStroke 62.0×41.2 mm (2.5×1.6 in.) Displacement 249 cm³ (15.2 cuin.) Compression Ratio 11.6 Maximum Horsepower 23.4 kW (31.8 PS) @11 000r/min (rpm), Maximum Torque 22.0N·m (2.24 kg·m, 16.2 ft·lb) @9500 r/min (rpm), Carburetion System Carburetor, Keihin CVK 30×2 Starting System Electric starter Ignition System Battery and coil (transistorized) Timing Advance Electronically advanced Ignition Timing From 10°BTDC@1300 r/min (rpm) 35°BTDC@4000 r/min (rpm) Spark Plug NGKCR8EorNDU24ESR-N Cylinder Numbering Method Left to Right, 1-2 Firing Order 1-2 Valve Timing: Inlet Open 36°BTDC Close 56°ABDC Duration 272° Exhaust Open 61°BBDC Close 31°ATDC Duration 272°