New Delphi 670 design power steering gear box. Bolt in upgrade with the latest steering technology for 1964-2004 GM and Jeep. 12.7:1 ratio with .210 torsion bar for firm, precise handling. Just $599.99. New rag joint steering couplers also available. Limited lifetime warranty. Contact: Lares Corporation, 800-555-0767, www.larescorp.com