The ITB adapter has some threaded holes beneath. Every single throttle is going to be plumbed to your distribution block, that can be fed to the MAP sensor. It will likely be linked to the idle Manage valve. I may reconnect it in the future but it's disconnected for now. https://4age20vturboengineforsale61471.blogdiloz.com/32739243/not-known-facts-about-blacktop-4age