These are stock throttle bodies that have been bored to fit a 58MM plate. By boring out the stock throttle body you eliminate any changes to cables or mounting positions. When you purchase please let us know if you are sending in a core. If not you will be asked to send an extra $50 to the paypal address. Dirty Throttle Bodies that are sent in will not be used. You must send in a CLEAN and oil free Part.
