so,
consumer electronics have advanced by leaps and bounds so the quality will probably be pretty good, although pro-lvl equipment would be preferable if at all possible.
I think you should still consider the splicing the remastered prints from the new dvds with the correct scenes from the def. ed laserdiscs. You've still got a lot of time because as of now, dual layer dvd-r's are 15 bucks each (!).