It is known that Ian Fleming, the creator of none other than James Bond 007, also wrote the children’s yarn Chitty Chitty Bang Bang. A tale about an inventor called Caractacus Potts who took his children on voyages of land, sea and air in their old rebuilt racing car with speedboat carriage work. Well if you’re going for a two-wheeled version then a period Triumpg Speed twin is a suitable candidate; rocket powered too. Not steam punk more rocket-punk. 50’s style technology. Hey I’ve just invented a new genre…
Looks like Leonardo would have been proud of those wings! I believe the front mudguard registration plate holder acts as the vertical stabilizer… (Aka pedestrian slicer)
Concept art by http://www.leadinglightdesign.com
Side note: the original Chitty was a 20’s race car built by Count Louis Zbrowoski who used a Mercedes chassis with a 23 liter 6 cylinder aero Maybach engine…