S14 SR20det Vacuum Routing, i have pics...help me

[Sipo240]

This is a pic of underneath my Intercooler pipe,

1.)There is one on top that has a black nipple covering it

2.) There are 3 on the bottom row and i am not sure which one goes where...can someone please help me out.

Again, this is for an S14 sr20det...and please dont refer me to the heavythrottle guide!!

http://i151.photobucket.com/albums/s140/SipoBay/DSC03073.jpg

[DJ_Sunrise]

The only one on the bottom I use is the one of the left. The other two are check valves if im not mistaken. Ill take a look tonite.

-Bart