Nighthawk 700

1984 CB700SC’84 Nighthawk “S” Engine Engine Type Four-stroke, transverse four cylinders; air-cooled with two chain-driven overhead camshafts (DOHC) Bore and Stroke 67.9 mm x 49.4 mm Valves 4 valves/cylinder Displacement 696cc (42.5 cu. in.) Compression Ratio 9.3:1 Fuel Delivery (4) Keihin 31 mm constant-vacuum Ignition System Battery-powered, inductive, magnetically triggered Exhaust system Four into two …