I just went back to Magog Motors to listen to him and he does sound different than he does when he's possessed by Abe, but I don't think it's any different than when you overhear the Mudokons when they aren't talking to you... I think it's "background conversation"...
Anyone know Lorne's e-mail address so we can ask?
Or do you think Alf would answer this at oddworld.com's "Dear Alf"?