I don’t think you will get in but i wouldn’t be shocked. You have pretty decent stats for Irvine but your applying for engineering which is significantly harder. Maybe 25% if I had to throw a number out there but I could be way off.
Best of luck!
Chance back?
http://talk.collegeconfidential.com/what-my-chances/1851776-chance-me-ucb-ucla-ucsd-will-chance-back.html#latest