Honda CB 650 SC Nighthawk 1984 - Specifications & Review

CB 650 SC Nighthawk

Article Complete Info

Articleid303841
CategorySport touring
MakeHonda
ModelCB 650 SC Nighthawk
Year1984

Chassis, Suspension, Brakes & Wheels

FrontbrakesDouble disc. daul disc twin piston calipers
FrontsuspensionAir-adjustable, leading-axle forks with dual Syntallic bushings
RearbrakesExpanding brake (drum brake)
Rearsuspensionadustable daul shock

Engine & Transmission

Borexstroke60.0 x 58.0 mm (2.4 x 2.3 inches)
Clutchhydro activated clutch
Compression9.5:1
CoolingsystemAir
Displacement655.00 ccm (39.97 cubic inches)
EnginedetailsIn-line four, four-stroke
ExhaustsystemDouble 4 into 2 with crossover
Fuelconsumption5.88 litres/100 km (17.0 km/l or 40.00 mpg)
FuelsystemCarburettor. Four 32mm constant velocity
Gearbox6-speed
Greenhousegases136.4 CO2 g/km. (CO2 - Carbon dioxide emission)
Ignitionsolid state
Maxrpm10000
Power63.00 HP (46.0 kW))
Topspeed175.0 km/h (108.7 mph)
TransmissiontypefinaldriveShaft drive (cardan)
Valvespercylinder4

Other Specifications

ColoroptionsRed Black
StarterElectric

Physical Measures & Capacities

Alternateseatheight790 mm (31.1 inches) If adjustable, highest setting.
Dryweight197.0 kg (434.3 pounds)
Fuelcapacity12.86 litres (3.40 gallons)
Groundclearance145 mm (5.7 inches)
Oilcapacity2.50 litres (0.17 quarts)
Overallheight1,171 mm (46.1 inches)
Overalllength2,210 mm (87.0 inches)
Overallwidth780 mm (30.7 inches)
Powerweightratio0.3198 HP/kg
Reservefuelcapacity1.89 litres (0.50 gallons)
Seatheight790 mm (31.1 inches) If adjustable, lowest setting.

About Honda CB 650 SC Nighthawk 1984

The 1984 Honda CB 650 SC Nighthawk: A Classic Sport-Touring Icon

The 1984 Honda CB 650 SC Nighthawk stands as a testament to Honda's prowess in blending sport performance with touring comfort. Positioned in the sport-touring category, this motorcycle was designed to cater to riders who crave the thrill of the open road while also seeking the practicality of everyday usability. With its sleek lines, robust build, and well-thought-out ergonomics, the Nighthawk quickly established itself as a favorite among both seasoned riders and newcomers yearning for adventure. It’s a motorcycle that not only promises excitement but also delivers a sense of reliability and comfort—an essential combination for long-distance journeys.

At the heart of the Nighthawk is a spirited 655cc in-line four-cylinder engine, generating a commendable 63 horsepower. With a compression ratio of 9.5:1 and a smooth power delivery, this engine allows riders to confidently reach a top speed of 175 km/h (about 108.7 mph). The six-speed gearbox ensures that the power is efficiently transmitted to the rear wheel via a shaft drive, offering a seamless riding experience whether you're cruising on the highway or navigating through city traffic. Boasting a fuel consumption rate of approximately 5.88 liters per 100 kilometers (40 mpg), the Nighthawk also ensures that you can go the distance without frequent stops at the pump, making it an ideal companion for the long haul.

The Nighthawk is not just about power; it’s also equipped with a variety of features designed for comfort and safety. The motorcycle's front suspension incorporates air-adjustable leading-axle forks, providing a customizable ride that can adapt to different road conditions and rider preferences. Coupled with dual shock rear suspension, it offers a balanced and responsive ride. The braking system is equally impressive, featuring dual disc brakes at the front for robust stopping power and an expanding drum brake at the rear for smooth deceleration. With a seat height of 790 mm (31.1 inches), it accommodates a wide range of riders, while the electric starter ensures hassle-free ignition. Available in a striking red and black color scheme, the Nighthawk not only performs well but looks stunning while doing it.

#### Pros:

  1. Versatile Performance: The powerful engine provides both spirited acceleration and efficient cruising capabilities, making it suitable for various riding styles.
  2. Comfortable Ergonomics: Designed for long rides, the Nighthawk’s seating position and adjustable suspension enhance rider comfort over extended distances.
  3. Reliable Fuel Economy: With a fuel consumption rate of around 40 mpg, this motorcycle allows for longer rides without frequent fuel stops, appealing to touring enthusiasts.

#### Cons:

  1. Weight Considerations: At 197 kg (434.3 lbs), the Nighthawk may feel a bit heavy for some riders, especially during low-speed maneuvers.
  2. Drum Brake at Rear: The rear drum brake may not offer the same level of performance as modern disc brakes, potentially affecting stopping power.
  3. Limited Technology: Given its age, the Nighthawk lacks some of the advanced technology and features found in newer motorcycles, which may be a drawback for tech-savvy riders.

In summary, the 1984 Honda CB 650 SC Nighthawk is a classic that embodies the spirit of sport touring. With its blend of performance, comfort, and practicality, it remains a cherished option for motorcycle enthusiasts looking to relive the golden era of motorcycling.

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