ok ,stupid question, but havent worked on chevys with emissions for years.should the heads have passages for the EGR?while changing intake manifold gaskets, i noticed that mine didnt.if theyre supposed to, now i gotta find out what i have got under the hood.thanks in advance.(85 lg4)

 

it should have em.. whats the head casting num?

 

gonna have to go an pull the VCs off to get em.

 

I've got confidence in ya.