I tried this on Facebook and nobody managed to get the right answer (also I don't think anybody cared that much but that's another story) however getting to the wrong answers proved amusing enough that I thought I'd try this here...
Basically the game is this - How much money did Knoxville just pay for this junk?
Bear in mind, the servo and master cylinder are probably scrap and will have to be treated as such...
Extra bonus smug points will also be made available to anyone who can work out how much it will cost to rebuild.