Yeah i realised that after i posted the link, might be useful though to to look at the different spec models and there standard equipment and make sure someones not trying to pass something off as a higher spec model. In my time on toymods I can't really remember any negative posts about the 1UZ-fe motor in terms of reliability.
Have you checked out the soarer forums you might get a quicker reply there and more UZZ31 owners. I think its ALSC or something like that.