Short answer is no it wont. you will need a late model ute X-member for a true bolt in swap.
A-series engines with the dizzy in the middle will interchange with each other.

Edit.
Freaky, from memory your new sedan had an A-15 in it, right [which you recently sold] From memory the previous owner fitted the late model ute X-member therfore mounting an A12 from a 120Y will bolt stright in...