Firewall/engine bay clean up?'s

[brans72]

I was wondering what is the correct steps in to cleaning up engine bay and firewall? I have engine out, front crossmeber,master cylinder and few other things before doing big conversion. I wanna freshing up the area and make it look decent when we open the hood. So any tips on this from you guys like paint to use for master,booster,gear box,firewall,frame,blower motor box etc? all tips/tricks etc ould be greatful!!! Brandon