Bob Hansen Honda CB450 The motorcycle is a sample derived from the CB 450 1968, 5-speed transmission, equipped with the frame of the famous American specialist Bob Hansen. The motorcycle is equipped with: Ceriani Fork GP, Honda Racing 4 brake shoes, wheels Borrani, Girling shock absorbers, aluminum tank and seat. The engine is equipped with kit ever made the original U.S. team Hansen that includes: head with dual ignition coils 4 and 4 spark plugs, pistons that raise the displacement to 500 cc, carburetors Keihin CR Special (I replaced its original conditions because Keihin KeyState disastrous) , the modified engine crankcase, gearbox closer, bigger valves, electronic ignition Boyer Brasden, exhaust system, changing the lubrication circuit, tires Dunlop race.