Yamaha XJ 650 - 1981 Specifications and Reviews
   	
		  
	
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| Category | Classic | 
| Year | 1981 | 
| Model | Yamaha XJ 650 | 
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Engine and Transmission Specifications | 
| Transmission typefinal drive | Shaft drive (cardan) | 
| Gearbox | 5-speed | 
| Cooling system | Air | 
| Fuel control | DOHC | 
| Valves per cylinder | 2 | 
| Bore x stroke | 63.0 x 52.4 mm (2.5 x 2.1 inches) | 
| Compression | 9.2:1 | 
| Power | 71.00 | 
| Stroke | 4 | 
| Engine type | In-line four | 
| Capacity: | 653.00 ccm (39.85 cubic inches) | 
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Physical measures and capacities | 
| Weight incl. oil, gas, etc | 231.0 kg (509.3 pounds) | 
Yamaha XJ 650 dimensions and frame | 
| Rear brakes | Expanding brake | 
| Front brakes | Dual disc | 
| Rear tyre dimensions | 120/90-18 | 
| Front tyre dimensions | 3.25-19 | 
Speed and acceleration | 
| Top speed | 197.0 km/h (122.4 mph) | 
Other specs | 
| Fuel capacity | 20.50 litres (5.42 gallons) | 
 
							 
			
					
					
					
				   			 
				 							
										
					
					 
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