Dropped motor mounts are completely bolt on. Can be installed in a few hours with simple hand tools and a jack of some sort. Fits 84-95 Toyota pickup with 22R and 22RE motors. Come in either 1" or 1.5" drop. Consists of 1/4" plate, MIG welded. 1" mounts, $100 shipped. 1.5" mounts, $115 shipped.