Oil pump.... reuse or buy new?

Lol if we ever get the pleasure of meeting one another just ask my wife what she thinks about my car Haha.
My wife would reply who's car ? She learned how to drive in my 67 fastback with big block and 4.56 gears way back in 1981. lol where do you think I got all the money to throw into it over the years. WHO'S CAR !!! ?