Originally Posted by tweet66
I used the speedway parts you linked to. They fit the 70 spindles I put in my 66 perfectly. I would avoid drilling out the taper in the spindle if at all possible.
Pin taper in a spindle's steering arm that has been drilled out can be fixed at a later
date by fill welding and re-drilling with a taper drill bit. By no means would the modded
spindles be boat anchors.....
I'd be more concerned with putting something non-tapered (like a bolt) into the
steering arm and then driving down the road. Just asking for trouble. Doesn't
matter how much torque is on a bolt in that location, there WILL BE AN ISSUE
Chrome Moly's failure mode is to snap. I don't know how much trust I'd put in that
material, at that location. Pinto taper is not the Mustang's tie rod taper. "GM"
taper is also not right for Mustang tie rods. (This is all in reference to the piece
ex-Global West GM