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					Technical specifications
					
				 | 
			
				| Model: | PK 50, PK50S, PK50 Elestart, PK50XL, PK50XLS, PK50 | 
			
				| Years: | 1982-93 | 
			
			
					
						| Engine: | Two stroke, single cylinder | 
			
					
						| Capacity: | 49.8 cc / 3.0 cub in | 
			
					
						| Bore x Stroke: | 38.4 x 43 mm | 
			
					
						| Compression Ratio: | 9.1:1 | 
			
					
						| Mixture: | 1:50 | 
			
					
						| Carburettor: | Dell'Orto SHB 16/10 | 
			
					
						| Cooling: | Air cooled with centrifugal fan | 
			
					
						| Battery: | 1 x 6V - 9.5 Ah batteries | 
			
					
						| Induction: | Rotary valve | 
			
					
						| Ignition: | Flywheel magneto | 
			
					
						| Starting: | Kick start | 
			
					
						| Spark Plug: | Bosch W225 T1 | 
			
					
						| Clutch: | Oil bath, multi plate | 
			
					
						| Max Power: | 2.7 kW / 3.7 Hp @ 7000 rpm | 
			
					
						| Transmission: | 4 Speed, grip shift | 
			
					
						| Gear Ratios: | 1st 26.88 / 2nd 17.74 / 3rd 12.78 / 4th 9.62:1 | 
			
					
						| Final Drive: | Direct drive | 
			
					
						| Frame: | Pressed sheet steel with streamlined monocoque structure | 
			
					
						| Front Suspension: | Trailing arm, coil spring, damper | 
			
					
						| Rear Suspension: | Coil spring, damper | 
			
					
						| Front Brakes: | 150 mm drum | 
			
					
						| Rear Brakes: | 150 mm drum | 
			
					
						| Wheels: | Pressed steel flanges, interchangeable | 
			
					
						| Front Tyre: | 3 x 10" | 
			
					
						| Rear Tyre: | 3 x 10" | 
			
					
						| Dimensions: | Length: 1675 mm / 65.9 in Width: 700 mm / 27.6 in Height: 1070 mm / 42.0 in | 
			
					
						| Wheelbase: | 1175 mm / 46.5 in | 
			
					
						| Ground clearance: | 252 mm / 9.9 in | 
			
					
						| Dry Weight: | 77 kg / 169.7 lbs | 
			
					
						| Fuel Capacity: | 6.2 L / 1.6 US gal | 
			
					
						| Reserve: | 1.2 L / 0.32 US gal | 
			
					
						| Consumption Average: | 3.5 L/100 km / 29 km/l / 68 US mpg | 
			
					
						| Top Speed: | 70 km/h / 43.5 mph |