on the sr a new build i have one from the oil separator on the block one like previous post from mazworx which goes from the block to catch can. Then I have one from where the t pose is but i removed that and put a fitting in then from there to catch can then pcv to catch can. never had any issues. you can see from the pic
https://www.pinterest.com/pin/651825746045902601/ not mine but same concept