i have a level 10- 3000 stall converter with less than 500 miles on it for a 350/400 trans.i think i still have the paperwork.i got it after rebuilding trans but then went with larger turbo and 3500 stall. cost over $300. will sell for $200. or trade for other usable parts,, also have a sandblasted and ported set of stock headers-they were professionly welded around each tube for porting of felpro gaskets.$250. or trade for other usable parts.