Here is a real good Ethereum faucet, which gives instant payouts. But for that you have to first register with these two following microwallets:

083UY

Microwallet 2 : http://zap.in/580NL

You can only receive free Ethereum in your microwallet 1, through microwallet 2 by paying a small fee to microwallet 2.

Join the free Ethereum faucet here: http://zap.in/8usKV

You can earn free Ethereum from this faucet every 240 minutes. From every claim your referred users makes, you can earn 15% of their claim amount.