What is this on the intake mani

[robx1r]

as above

http://i141.photobucket.com/albums/r71/Robx1r/DSC_0308_zps54c9b05f.jpg

also can anyone help out with they vac lines where should the avcr actuator plunmping go?

http://i141.photobucket.com/albums/r71/Robx1r/DSC_0306_zpsdbffcfd3.jpg

[Brigsy]

The sensor on the inlet is for the anti-perc setup mate.