[1969GTO]

Originally Posted by Squidward

If you will be using the 8 bolt pump, I would say just make sure your pump doesn't rub with the plate, and call it good. The FK impeller design has its own plate design to make the impeller more efficient: water goes in at the center, gets flung by the vanes to the outside where it is directed to the 2 block channels. A factory pump might need a little plate massage for efficiency, but I don't think the FK needs massaging.