Building a gaming computer

Hey guys, i'm currently building a new pc and i went with an R5 3600 coupled with 16gb of ram and a tomahawk max. now i got like 400$ left in the budget and debating on which GPU to get. I'm thinking of the RX 5700 xt but i currently own a 1080p display and i thought about future proofing and...

I got an old Be Quite pro fan from my old build, wondering if I can use it with ASU’s 370-F motherboard with Intel 5 8600K. It is quite old model. But would prefer not having to buy a new fan. But I may have to The model is BK016.

Ok I know this question is like the other questions but is not the exact. So the question is exactly as you see. I want to learn how to install water cooler for my own learning.