i know this is not an 99 up but theres a lot more looking through here. i have an 84 250 with an auto. i want to put a 4 speed or 5 speed. i neend to know what trans have the right bolt parrten. i have a 4 speed off of a stright 6 300, and would really like to find a bellhousing for it cause i think this will be cheapest. can anyone help. thanks.