Can I do this ? valve cover breather ?

Hello Wag's :hello2::hello2:
I would rather keep the old OIL fill cap bro :thumrigh:
Thank you AGAIN Wag's :notworth: Pop's Barracuda sure is looking saaweeet :happy2:
You have a pair :shock: To cool :thumblef: you have my address and pm me what I need to do :thumblef: