4AGE 20V ITBS FUNDAMENTALS EXPLAINED

I think that the ITB's aren't in harmony, creating the vehicle managing abundant and creating the vibration sound.The 5 valve head is Toyota's bonus to the 4AG after the 4AGZE went away. With the additional valve and unbiased throttle bodies- the 4AG twenty valve is a unique head style and design. This head regretably has a lot of proprietary parts