Reproduction rebuild kit for your 67 Cougar or Mustang steering box. Needless to say, having a faulty steering box can be quite dangerous. If you hear grinding or popping sounds coming from your box, it may be time to rebuild it. We do offer a rebuilt steering box, but if you're good with your hands and on a budget, you can rebuild your box with this kit. Early 1967 Steering gear boxes with 1 inch sector shafts. Sector shaft is where the Pitman arms attaches.