I used a Lokar in the 32 car that is in my gallery---issue with it mounted on the 4l80 trans was that the geometry between the shifter and the trans is impossible to get right with a rod going between them---to get the proper and correct relationship I ran the rod back to a pivot arm mounted on the crossmember and another forward to the trans arm. There was no other way to get the trans and shifter on the same page about park, neutral and shift detents---

On my wifes 33 I used a shifter from a Camaro with a cable