Thinking about the above picture the consider off likely straight down on all 4 ITBs is definitely the outlet of the very small hole just with the throttleplate (on my ITBs there isn't any vacuum there - i.e. ineffective) Thats a good suggestion but I would need to modify my https://toyota-4age74382.webdesign96.com/35128878/little-known-facts-about-4age-engine-for-sale