348/409 pvc edelbrock intake

I installed a Sniper Stealth EFI and an Edelbrock Performer RPM intake on my 348 that I have in my 64 Impala. The intake has a hole near the distributer for a hose to go to the air cleaner for crankcase ventilation, replacing the road draft tube, Edelbrock says do not use a PCV valve. I am...