I just purchased a junkyard LS intake manifold and this manifold has what looks like EGR. its from a 1992. I am converting backwards to obd0 so my question is should i block off the EGR, is it even EGR? I ahd no idea any integras had EGR.

 

bump. need help plz

 

any help here please? still no answers and searching forums have failed :-\