The ITB adapter has some threaded holes underneath. Each throttle will be plumbed to a distribution block, that can be fed in to the MAP sensor. It will likely be connected to the idle Command valve. I could reconnect it Later on however it is disconnected for now. I'm however https://4age-20v-blacktop16936.wikiitemization.com/4862748/a_review_of_toyota_4a_ge