Honda’s 1977 CB550 comes equipped with an air-cooled SOHC inline-four engine, which is mated to a five-speed transmission. The mill features a single overhead camshaft, four Keihin carburetors ...

As regards its technical characteristics, the ‘78 MY CB550 is put in motion by an air-cooled 544cc inline-four powerplant, featuring two valves per cylinder and 22 mm (0.9 inches) Keihin inhalers.