CAST EFI THROTTLE BODY This Throttle Body is rated at 1200 CFM. It features a linkagearrangement that is very similar to a Holley carburetor so thatthe various usual cables will all connect to this throttle body. Itis designed with a special adapter that permits the use of eithera Ford or a GM throttle position sensor. This throttle body issubstantially less expensive than competitive models.