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					Technical specifications
					
				 | 
			
				| Model: | Z 250FS | 
			
				| Years: | 1981-82 | 
			
			
					
						| Engine: | Four stroke, parallel twin, SOHC, 2 valve per cylinder | 
			
					
						| Capacity: | 248 cc / 15.1 cub in | 
			
					
						| Bore x Stroke: | 55 х 52.4 mm | 
			
					
						| Cooling System: | Air cooled | 
			
					
						| Compression Ratio: | 8.9:1 | 
			
					
						| Induction: | 2 x 32mm Keihin carburetors | 
			
					
						| Ignition: | Battery and coil | 
			
					
						| Starting: | Electric | 
			
					
						| Max Power: | 14.2 kW / 19 hp @ 8 000 rpm | 
			
					
						| Max Torque: | 18 Nm / 1.8 kgf-m / 12.9 lb-ft @ 7 000 rpm | 
			
					
						| Transmission: | 5 Speed | 
			
					
						| Final Drive: | Chain | 
			
					
						| Front Suspension: | Telescopic fork, air assisted | 
			
					
						| Rear Suspension: | Swing arm 5-way adjustable spring preload | 
			
					
						| Front Brakes: | Drum | 
			
					
						| Rear Brakes: | Drum | 
			
					
						| Front Tyre: | 3.00-18 | 
			
					
						| Rear Tyre: | 3.50-18 | 
			
					
						| Front Wheel: | Alloy, 7 spoke, 2.75 - 18 | 
			
					
						| Rear Wheel: | Alloy, 7 spoke, 4.60 - 16 | 
			
					
						| Seat Height: | 737 mm / 29 in | 
			
					
						| Dry Weight: | 132 kg / 291 lbs | 
			
					
						| Fuel Capacity: | 9.1 Litres / 2.4 US gal | 
			
					
						| Acceleration: 0 - 100 km/h / 62 mph: | 11.3 sec | 
			
					
						| Top Speed: | 145 km/h / 90.1 mph | 
			
					
						| Road Test: | Yamaha XS250. Kawasaki Z250. Honda CB250N. Which Bike 1979 |