Donald Trump in his own word that he is not a Conservative. He doesn't even know what being a Conservative means. Listen to him at the 53:00 mark. He was talking about repealing and replacing Obamacare and he added this:
Full Speech: Donald Trump Brings Down The House In Phoenix, AZ (7-11-15)
“I know this doesn't sound very Conservative. We gotta take care of everybody, not just the people up here. We gotta take care of everybody. Okay! Get used to it, Conservatives. I love you, Conservatives. Get used to it. Let's take care of everybody, please. And by the way Obamacare doesn't!”