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					Technical specifications
					
				 | 
			
				| Model: | R 2 | 
			
				| Years: | 1931-36 | 
			
			
					
						| Engine: | Four stroke, single cylinder vertical | 
			
					
						| Capacity: | 198 cc / 12.1 cu in. | 
			
					
						| Bore x Stroke: | 63 x 64 mm | 
			
					
						| Compression Ratio: | 6.7:1 | 
			
					
						| Cooling System: | Air cooled | 
			
					
						| Induction: | 1 x Amal push in carburetor ∅18.2 mm | 
			
					
						| Ignition: | Battery ignition | 
			
					
						| Starting: | Kick | 
			
					
						| Generator: | Bosch 6V/30W encased | 
			
					
						| Clutch: | Single plate, dry | 
			
					
						| Max Power: | 6.0 kW / 8.0 hp @ 4500 rpm | 
			
					
						| Transmission: | 3 Speed | 
			
					
						| Final Drive: | Shaft | 
			
					
						| Gear Ratio: | 1st 2.89 / 2nd 1.7 / 3rd 1.00 | 
			
					
						| Frame: | Pressed steel duplex frame | 
			
					
						| Front Suspension: | Cantilever spring, 9 laminae with friction shock absorber | 
			
					
						| Rear Suspension: | Rigid | 
			
					
						| Front Brake: | ∅180mm Drum | 
			
					
						| Rear Brakes: | ∅180mm Drum | 
			
					
						| Front Tyre: | 3.00 x 25" | 
			
					
						| Rear Tyre: | 3.00 x 25" | 
			
					
						| Wet-Weight: | 130 Kg / 287 lbs | 
			
					
						| Fuel Capacity: | 11 L / 2.9 US gal |