Norton Dominator 650SS (1963)

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The Norton Dominator 650SS motorcycle was produced in 1963 and features a four-stroke, parallel twin-cylinder engine with a capacity of 647 cc. The engine has two valves per cylinder operated by pushrods and is air-cooled with a kick start. The maximum power output of the motorcycle is 36.5 kW, or 49 horsepower, and it has a top speed of 192 km/h, or 119.5 mph. The transmission is a four-speed system and the final drive is a chain. The Norton Dominator 650SS has a full duplex cradle frame, known as the ‘Featherbed’ type. The front suspension is a telescopic fork with coil springs, while the rear suspension is a swinging arm with three position hydraulically damped Girling units. The front and rear brakes are drum type, with the front being approximately 203 mm and the rear being approximately 178 mm in size. Overall, the Norton Dominator 650SS is a high-performance motorcycle with a classic design and a top speed that can compete with modern-day sports bikes.

Technical specifications:

Make Model: Norton Dominator 650SS

Year: 1963


Engine: Four-stroke, parallel twin-cylinder, two valves per cylinder operated by pushrods
Capacity: 647 cc / 39.5 cu in
Cooling System: Air cooled
Starting: Kick
Max Power: 36.5 kW / 49 hp
Transmission: 4 Speed
Final Drive: Chain
Frame: Full duplex cradle, ‘Featherbed’ type
Front Suspension: Telescopic forks with coil springs
Rear Suspension: Swinging arm with adjustable, three position hydraulically damped Girling units
Front Brakes: Drum, ~A203 mm / ~A8.0 in
Rear Brakes: Drum, ~A178 mm / ~A7.0 in
Top Speed: 192 km/h / 119.5mph

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