| 
					Technical specifications
					
				 | 
			
				| Model: | CM 250 Custom | 
			
				| Years: | 1981-84 | 
			
			
					
						| Engine: | Four stroke, parallel twin, OHC, 3 valve per cylinder | 
			
					
						| Capacity: | 234 | 
			
					
						| Bore x Stroke: | 53 x 53 mm | 
			
					
						| Cooling System: | Air cooled | 
			
					
						| Compression Ratio: | 9.4:1 | 
			
					
						| Induction: |  | 
			
					
						| Ignition: |  | 
			
					
						| Max Power: | 17 hp @ 7500 rpm | 
			
					
						| Max Torque: |  | 
			
					
						| Transmission: | 6 Speed | 
			
					
						| Final Drive: | Chain | 
			
					
						| Front Suspension: | 31mm Forks, centre axle fork | 
			
					
						| Rear Suspension: | Dual shocks adjustable spring preload | 
			
					
						| Front Brakes: | Drum | 
			
					
						| Rear Brakes: | Drum | 
			
					
						| Front Tyre: | 3.25-18 | 
			
					
						| Rear Tyre: | 110/90-16 | 
			
					
						| Wet-Weight: | 140 kg | 
			
					
						| Fuel Capacity: | 12.5 Litres |