Yan I'm feeling your pain on this, your car 'looked' pretty sweet before you opened it up. Do you know the shop and their work where you have it now?
Post when he gives you his estimate and what kind of shop it is.
Here's the Mikes place:
http://www.mikescustomcars.com/
that will give you a guide line of some costs and maybe you could go with him.
Your 20 000.00 should get your car done and ready for paint, but you have to be thinking of adding mini tubs in the rear and front end frame.....
What is your goal for the car?
Good luck with it keep this site updated and you'll get great advice from the best. Make sure you call next time you roll through Calgary we'll get the crew together and go play cars.