THIS IS A POWER STEERING PUMP FROM A 1957 CADILLAC WITH A 365 ENGINE. THIS ONE HAS BEEN SITTING FOR OVER 25 YEARS IN A BARN. WAS STILL FULL OF FLUID WHEN I TOOK IT OUT OF THE TOTE IT WAS STORED INSIDE. HAS SOME LIGHT SURFACE RUST SHOULD BE ALL ORIGINAL MIGHT EVEN STILL WORK. BUT I'M NOT PROVIDING A GUARANTEE. LETS JUST SAY IT'S A CORE. PUMP CORE ARE IN THE 400-500 DOLLAR RANGE. THIS MIGHT WORK FOR A 1952-1958 CADILLAC PLEASE REVIEW THE PICTURES AND ASK QUESTIONS. I'LL DO MY BEST TO ANSWER THEM RIGHT AWAY.