I think that's correct. That's how mine is put together.
I'll bet you can do better than $1700-$2200 if you look around, but I'm not sure how much. Considering that price tag means picking one up at a strip mall, it may be a premium worth paying.
Just noticed this:http://www.ebay.com/itm/NEW...ash=item2360e2bcc7:g
Phoenix ain't too far from Tuscon.
Maybe worth a phone call to see if they'll cut you a break vs. their ebay price. Seems like this is them:http://enginesdirect.net