Fits 1968-70 manual/power steering w/ 1 1/8" sector shaft & short shaft. 16:1 ratio. Tag numbers: SMB-D, SMB-F, SMB-K. These are NEW steering boxes, not rebuilds. Includes new casting, sector gear and shaft, and internals. Replace that worn steering box with a brand new needle bearing steering box and experience the difference in steering, handling, and performance. Direct bolt-in replacement with a one-year warrenty. No core charge.