For the first time in "Vintage Mecanic", François Allain takes on an airplane! An N3N that was used as training at the US Naval Academy until 1961. The owner of this gem dreams of participating in an air show that takes place in three months, however the N3N's engine is far from operational. François is therefore tasked with finding the right professional to repair a 7-cylinder radial engine with a power of 225 HP and allow it to take flight within the allotted time. Will François succeed in this extraordinary challenge? It is far from won