where can I find 1963 manual steering box rebuild parts

[iggy63409]

well just opened my steering gearbox to inspect it and the sector gear is worn beyond repair, the rebuild kit will do no justice. anyone know where I can find internal parts for this baby, please let me know. Thanks

 

[blkblk63ss]

how about a good used one feel's tight ,took off my car, $60.00. plus shipping