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					Technical specifications
					
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				| Model: | Model 6 "Lion" | 
			
				| Years: | 1921-37 | 
			
			
					
						| Engine: | Single cylinder, side valve | 
			
					
						| Capacity: | 492 cc / 30.0 cu in | 
			
					
						| Bore x Stroke: | 77 x 105.5 mm | 
			
					
						| Cooling System: | Air cooled | 
			
					
						| Compression Ratio: | 5.0:1 | 
			
					
						| Exhaust: | Single | 
			
					
						| Starting: | Kick | 
			
					
						| Power: | 3.4 kW / 4.5 hp | 
			
					
						| Transmission: | 3-Speed wide ratio | 
			
					
						| Final Drive: | Chain | 
			
					
						| Gear Ratios: | 1st 13.7 / 2nd 8.2 / 3rd 4.9:1 (Side car model: 1st 14.6 / 2nd 8.7 / 3rd 5.25:1 or 15.5, 9.3 and 5.6) | 
			
					
						| Frame: | Single downtube cradle | 
			
					
						| Front Suspension: | Druid forks | 
			
					
						| Rear Suspension: | Rigid, spring loaded saddle | 
			
					
						| Front Brakes: | Drum | 
			
					
						| Rear Brakes: | Drum | 
			
					
						| Wheels: | Steel, laced wire spokes | 
			
					
						| Tyres, Front and Rear: | 3.25 x 26" (Optional: 3.50 x 26") | 
			
					
						| Dimensions: | Length: 2083 mm / 82" Width 813 mm / 32" | 
			
					
						| Wheelbase: | 1359 mm / 53.5" | 
			
					
						| Saddle Height: | 711 mm / 28" | 
			
					
						| Dry Weight: | 136 kg / 300 lbs | 
			
					
						| Fuel Capacity: | 11.4 L / 2.5 Imp gal / 3.0 US gal | 
			
					
						| Oil Capacity: | 2.3 L / 4.0 Imp pt / 4.8 US pt | 
			
					
						| Source: | Sunbeamsidevalve.com |