Honda CB650
Encyclopedia
The Honda CB650 is a four-cylinder middleweight motorcycle
manufactured from 1979 to 1985 by Honda
. The machine was succesor to the Honda CB550
, which was in turn based on the Honda CB500
. The CB650 had a 626 cc SOHC four-cylinder, eight-valve engine which produced 63 hp @ 9,000 rpm. The CB650's performance was comparable to contemporary 750 cc motorcycles. It was Honda's last SOHC aircooled straight-four engine.
In 1980 to 1981, the newly re-styled CB650 used the same 626 cc engine as the previous year. but was now available in either Standard or Custom
configurations. The style changes focused on a new teardrop tank, chromed air-box, and smaller side covers. The Standard model featured 4-2 exhaust pipes, wire-spoke wheels. .
The second generation was produced from 1982 to 1985.
In 1982 the Nighthawk
replaced the Custom
of the previous years and featured a re-designed tank and side covers. In 1983 a new DOHC engine replaced the SOHC engine used since 1979. The DOHC engine had hydraulic valve lash adjusters and was rubber mounted; and final drive changed from chain-drive to shaft-drive.
Motorcycle
A motorcycle is a single-track, two-wheeled motor vehicle. Motorcycles vary considerably depending on the task for which they are designed, such as long distance travel, navigating congested urban traffic, cruising, sport and racing, or off-road conditions.Motorcycles are one of the most...
manufactured from 1979 to 1985 by Honda
Honda
is a Japanese public multinational corporation primarily known as a manufacturer of automobiles and motorcycles.Honda has been the world's largest motorcycle manufacturer since 1959, as well as the world's largest manufacturer of internal combustion engines measured by volume, producing more than...
. The machine was succesor to the Honda CB550
Honda CB550
The Honda CB550 is a 544 cc four-cylinder standard motorcycle made between 1974 and 1978. It is a development of the earlier Honda CB500, and like its predecessor, the original CB550K had 4 exhaust pipes and 4 silencers. The CB550K went through some minor iterations, the last being the CB550K4...
, which was in turn based on the Honda CB500
Honda CB500
The Honda CB500 four, introduced early in the 1970s, was similarly styled to the CB750, but smaller and lighter, with an output of 48 bhp and a manufacturer's specified top speed of 102 mph. Like the earlier CB750 it sported a single front hydraulic disc brake, rear drum brake, electric...
. The CB650 had a 626 cc SOHC four-cylinder, eight-valve engine which produced 63 hp @ 9,000 rpm. The CB650's performance was comparable to contemporary 750 cc motorcycles. It was Honda's last SOHC aircooled straight-four engine.
Model history
The CB650 was introduced in 1979In 1980 to 1981, the newly re-styled CB650 used the same 626 cc engine as the previous year. but was now available in either Standard or Custom
Honda CB650 custom
The CB650 custom was a motorcycle made by Honda between 1980 and 1981.The styling features that separated the custom from the standard CB650 are:*Highlighted, black Honda ComStar wheels*4-4 exhaust pipes*Pull-back "wheelbarrow" handle bars...
configurations. The style changes focused on a new teardrop tank, chromed air-box, and smaller side covers. The Standard model featured 4-2 exhaust pipes, wire-spoke wheels. .
The second generation was produced from 1982 to 1985.
In 1982 the Nighthawk
Honda CB650SC
Honda marketed the CB650SC in the US from 1982–1985.In 1982 the Nighthawk replaced the Custom of the previous years and featured a re-designed tank and side covers. In 1983 a new DOHC engine replaced the SOHC engine used since 1979. The new engine had hydraulic valve lash adjusters and was...
replaced the Custom
Honda CB650 custom
The CB650 custom was a motorcycle made by Honda between 1980 and 1981.The styling features that separated the custom from the standard CB650 are:*Highlighted, black Honda ComStar wheels*4-4 exhaust pipes*Pull-back "wheelbarrow" handle bars...
of the previous years and featured a re-designed tank and side covers. In 1983 a new DOHC engine replaced the SOHC engine used since 1979. The DOHC engine had hydraulic valve lash adjusters and was rubber mounted; and final drive changed from chain-drive to shaft-drive.
| Engine Engine An engine or motor is a machine designed to convert energy into useful mechanical motion. Heat engines, including internal combustion engines and external combustion engines burn a fuel to create heat which is then used to create motion... |
Four-cylinder, four-stroke |
| Displacement | 626 cc |
| Bore & Stroke | 59.8 mm x 55.8 mm |
| Valvetrain | SOHC (later DOHC) 8-valve |
| Compression ratio | 9:1 |
| Maximum power | 63 hp @ 9,000 rpm |
| Starter | Electric / kick-starter |
| Cooling system | Air-cooled |
| Transmission | Five speed |
| Drivetrain | Chain (later shaft) |
| Fuel Fuel Fuel is any material that stores energy that can later be extracted to perform mechanical work in a controlled manner. Most fuels used by humans undergo combustion, a redox reaction in which a combustible substance releases energy after it ignites and reacts with the oxygen in the air... capacity |
14 litres (29.6 US pt) |
| Brakes | Front: dual disc Rear: drum |
| Dry weight | 220 kg |