The Honda CB 550F2 was a air-cooled, four-stroke, transverse four cylinders, SOHC, 2 valves per cylinder Classic motorcycle produced by Honda in 1978. Max torque was 31.72 ft/lbs (43.0 Nm) @ 7400 RPM. Claimed horsepower was 50.02 HP (37.3 KW) @ 8500 RPM.
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| Honda CB 550F2 | |
| Manufacturer | |
|---|---|
| Production | 1978 |
| Class | Classic |
| Engine | air-cooled, four-stroke, transverse four cylinders, SOHC, 2 valves per cylinder |
| Bore / Stroke | 58.4mm x 58.4mm |
| Compression ratio | 9.0:1 |
| Horsepower | 50.02 HP (37.3 KW) @ 8500RPM |
| Torque | 31.72 ft/lbs (43.0 Nm) @ 7400RPM |
| Fuel System | 4x22mm Keihin carburetors |
| Transmission | Gear box: 5-speed, manual Final Drive: chain |
| Suspension | Front: 35mm telescopic fork Rear: dual adjustable shock absorbers |
| Brakes | Front: single 270mm disc Rear: drum |
| Front Tire | 3.25 - 19 |
| Rear Tire | 3.75 - 18 |
| Weight | 192.0 kg (wet) |
| Recommended Oil | Honda GN4 10W-40 |
| Manuals | Service Manual |
Engine
A 58.4mm bore x 58.4mm stroke result in a displacement of just 544.0 cubic centimeters.
Drive
The bike has a 5-speed, manual transmission.
Chassis
It came with a 3.25 - 19 front tire and a 3.75 - 18 rear tire. Stopping was achieved via single 270mm disc in the front and a drum in the rear. The front suspension was a 35mm telescopic fork while the rear was equipped with a dual adjustable shock absorbers.
1978 Honda CB 550F2
The F2 version of the Honda CB 550 comes with features such as chromed engine covers, a dual seat, a pillion grab rail, cast-aluminum wheels, a chromed exhaust system, wide handlebars, an analogue instrument cluster, a blacked-out, steel frame, a round headlight, a front disc brake coupled to a rear drum, a telescopic front fork and dual shock absorbers in the rear.
In the engine department it is powered by an air-cooled, four-stroke, 544cc, transverse four cylinder powerplant that was mated to a five-speed manual transmission with a chain final drive, and can reach a maximum power output of 50 horsepower at 8000 rpm.