94-95 Mustang GT 5.0 HO Smog System Removal

This is a ‘How To’ article to remove the smog system from a ’94-’95 SN95 5.0 HO Mustang GT and installing a delete pulley kit in its place. I tried to include everything as best as possible but take note that some of the elements may not be outlined. Use this article at your own risk. Consult your local laws regarding emissions prior to proceeding with this project. Should you require any further information in regards to this ‘How To’ see my contact info at the end of the article and I will help to the best of my knowledge.
1. Disconnect negative battery terminal.
2. Remove the strut tower brace if applicable
3. Locate all the bolts you will be removing and spray with penetrating oil. I advise spraying the bolts located at the back of each head a day in advance. See Figures 4 & 5. Tip: Get some jars or containers with lids to put all the removed bolts into to prevent losing one. I like glass jars so I can see what is in it at a glance.
4. Remove the air inlet tube from the MAF to the Throttle Body or whatever CAI you have in order to get to the smog components. See Figure 2.
Tip: Mark all connections removed in order to prevent forgetting to reconnect one and end up chasing some simple problem for a week. I tie a piece of survey tape around each one and remove the tape only after reconnection is complete. inlet tube and loosen the clamps at either end and remove the inlet tube. You can now clearly see the AIRB (Bypass) and AIRD (Diverter) valves and most of the associated hoses that will be removed.
5. Unplug the AIRD and AIRB va lve vacuum lines then loosen the clamps at the back of the smog system where the hoses connect to the manifold tubes. Also loosen the clamp on the backside of the AIRB valve and remove the AIRD valve and connected hoses as an assembly.

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