For that kinda question I would suggest starting your own thread, gets better results. I went and talked to mechanic about my BHG and he quoted me a price of any where between $2,000.00 and $2,500.00 just to replace the BHG and look at the head for damages. So I am just going to order a rebuilt 7MGTE block and head... it's about the same price and there is alot more done to it. Good luck on your rebuild if you decide to go that route. Don't know of any places to get a rebuild kit though. There is a post on here of all of the companies that provide parts for our cars called...
http://kapasigma.com/
If this doesn't work, try going to the general questions area and go to the 2nd page, the post is called "I've put a little thing for you guys" by TRAFIK. Check it out, lots of sites..bound to be in there somewhere.
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Supra Project 06... 1987 Turbo.
18" Enkei RS5. K&N Filter. Magnaflow custom exhaust.
"I got a pair of subs for my girlfriend...Good traid huh?!