lower plenum pvc hard line question
 

hey how you doing guys i am planing to install my oil catch can next week and i am planing to use braided na lines i got all the fittings and the catch can
and the only part i need to order is hard line tubing adapter
dose any of you guys know whats the size of the tubing on the lower plenum its circled in red
http://i985.photobucket.com/albums/a...s/lowerIMC.jpg
the adapter come in this sizes 5/16, 3/8, Tubing
thanks and have a great day

I have 3/8 silicone hose on that tube to my catch can.

+1

3/8"

thanks for the help guys ordered the adapter will be here in a week will post pics of the oil catch can setup when i am done with it