Spillythekid - Welcome to the forum.
Just so you understand the maths of kit car building...
90% complete = Just 50% to go.
I don't know much about that kit, but you will find some IVA details for it here:
http://www.jbaoc.org.uk/iva.html
I'd suggest making a "To Do" list first and then deciding if you think it is worth continuing.
Good luck, Paul.
