Norton C 652 SM (1999)

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The Norton C652 SM International is a motorcycle manufactured in 1999. It has a liquid-cooled, single cylinder, four-stroke, four-valve engine with a capacity of 652cc/39.8cu in, a bore/stroke of 100 x 83mm and a compression ratio of 9.7:1. It has a wet sump lubrication system and a carburetor induction. The maximum power output is 35kW/48hp at 6500rpm and maximum torque is 57Nm/5.8kgf-m/42lb-ft at 5200rpm. The clutch is wet and cable operated and the transmission is 5-speed with final drive by chain. The front suspension is a telescopic fork with a front wheel travel of 110mm/4.3in while the rear suspension is a mono shock with a rear wheel travel of 120mm/4.7in. The front brakes use a single disc with an approximate diameter of 320mm while the rear brakes use a single disc. The wheels are steel with laced wire spokes and the front tyre size is 110/70-17 while the rear tyre size is 130/70-17. The motorcycle has a wheelbase of 1380mm/54.3in and a seat height of 830mm/32.7in. The wet weight is 171kg/377lbs and the fuel capacity is 20L/5.3US gal. The average fuel consumption is 5.8L/100km/17.2km/l/40.6US mpg. The standing 0-100km/h/62mph acceleration time is 5.6 seconds while the 60-140km/h/37-87mph time is 18.0 seconds. The top speed is 175km/h/108.7mph.

Technical specifications:

Make Model: Norton C652 SM International

Year: 1999


Engine: Single cylinder, 4-stroke, 4-valve
Capacity: 652 cc / 39.8 cu in
Bore x Stroke: 100 x 83 mm
Cooling System: Liquid cooled
Compression Ratio: 9.7:1
Lubrication: Wet sump
Induction: Carburetor
Starting: Electric
Max Power: 35 kW / 48 hp @ 6500 rpm
Max Torque: 57 Nm / 5.8 kgf-m / 42 lb-ft @ 5200 rpm
Clutch: Wet, cable operated
Transmission: 5-Speed
Final Drive: Chain
Front Suspension: Telescopic fork
Front Wheel Travel: 110 mm / 4.3 in

Rear Suspension: Mono shock
Rear Wheel Travel: 120 mm / 4.7 in
Front Brakes: Single disc, ~A320 mm
Rear Brakes: Single disc
Wheels: Steel, laced wire spokes
Front Tyre: 110/70-17
Rear Tyre: 130/70-17
Wheelbase: 1380 mm / 54.3 in
Seat Height: 830 mm / 32.7 in
Wet Weight: 171 kg / 377 lbs
Fuel Capacity: 20 L / 5.3 US gal
Average Consumption: 5.8 L/100km / 17.2 km/l / 40.6 US mpg
Standing 0 – 100 km/h / 62 mph: 5.6 sec
60 – 140 km/h / 37 – 87 mph: 18.0 sec
Top Speed: 175 km/h / 108.7 mph

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