What FPS would i be getting with this configuration?

I5- 4690K CPU
MSI B85 Motherboard
GSkill Ripjaws X Series 8GB 2X4GB RAM
Crucial MX100 512GB SSD
WD 1TB 7200RPM HDD
MSI GeForce GTX 970 GPU

Just a few typical games please, eg. Far Cry 3, Minecraft, Metro 2033, Skyrim, Just Cause 2, Europa Universalis 4.

Any recommendations on part upgrades please also leave them in your answer.

Some games listed here:
http://www.anandtech.com/bench/product/1355
I recommend moving to a Z97 motherboard, or at least one with ALC1150 audio and Atheros Killer or Intel ethernet.

You should also buy a better cpu cooler.
What power supply?

The only thing your should upgrade is the mobo to a z97 mobo and an aftermarket cooler