Foto: Yamaha		Kai's 1999 Yamaha YZF600R Tekniske spesifikasjoner Engine 4-stroke, DOHC, liquid-cooled Forward inclined Parallel 4-cylinder. Bore: 62 mm. Stroke: 49.6 mm. Total displacement: 599 cc. Compression ratio: 1:12. Max. power (at crankshaft): 75kW/100.1 hk at 11500 rpm. Max. torque (at crankshaft): 6.6 kg-m/65.6Nm at 9500 rpm. Max. engine speed: 13200 rpm. Ignition T.C.I (digital), with Throttle Position Sensor Lubrication Wet sump Circuit capacity: 3.9 litres. Carburation Four 36mm Keihin CVKD36 Clutch type Multiple disc, Wet. Front brake Double, drilled floating disc made of steel. Disc diameter: 298 mm. One-piece brake calipers with 4 pistons. Rear brake Disc diameter: 245 mm. One-piece brake caliper with 4 pistons. Transmission Primary gear ratio: 82/48 (1.708). Secondary gear ratio: 47/15 (3.133). 6-speed gearbox with constant mesh gears. Total gear ratios: 1st gear: 37/13 (2.846). 2nd gear: 37/19 (1.947). 3rd gear: 34/22 (1.545). 4th gear: 28/21 (1.333). 5th gear: 25/27 (1.190). 6th gear: 29/27 (1.074). Frame Deltabox (steel). Caster angle: 25°. Trail: 97 mm. Dimensions Overall length: 2060mm Overall width: 725mm Overall height: 1190mm Seat height: 810mm Wheel base: 1415mm Minimum ground clearance: 135mm Front wheel Dimensions: 3.50x17", Aluminum. Travel: 130 mm Tyre: Metzeler MeZ1 Front 120/60-ZR17 (standard fit) Rear wheel Dimensions: 5.00x17", Aluminum. Travel: 120 mm Tyre: Metzeler MeZ1 160/60-ZR17 (standard fit) Suspensions Rear suspension: Swinging arm (Link suspension). The damper is of the fully adjustable type. Front suspension: Telescopic fork. Fully adjustable ski stance shock absorber. Performance Max. speed (169cm/63kg rider alone): 242 km/h. Weights Dry: 187 kg. Carrying full load: 392 kg.