2600overclocking

I'm new to ryzen and overclocking, there are a few things that have me confused. First thing first, the motherboard I'm using is the MSI B450 Tomahawk MAX on the latest bios (v34). Now, down to the actual concerns. I want to overclock my ryzen 2600 to just get the most out of it. I bought...

So i am going to build my first pc and i am getting ryzen 2600 and confused which motherboard to get.I am thinking about overclocking it to 3.9g . And my budget is 146 dollars. I am also going to use a liquid cooler. Which motherboard should i get? Cpu-ryzen 2600 Gpu-2060 6gb Ram-3000 mhz...