I think there might be some money in this, apart from what the OP has inherited!
As Grenville said, what about a business plan?
You could do an O'Leary type scheme where you get people to pay for hour building and have then fly the aircraft for you.
Remember that as you go through France you need a spare set of bulbs, Halfords should have mentioned this to you.
Another handy hint is not to follow in the Jag, you should set off first as the Hillier will catch up with you.