This is from a '73 Ralley Bolt Diameter 5/8 Eyelet 1.5"...Interesting as I have not studied these contents of the Energy Suspension kit before but I have 2-sets of bushings..one set 1.5", one set 2" both have an opening of 3/4" with a set of metal sleeves 3/4" OD 5/8" ID, 3.25" long.