B body spindles

What year spindles? Not all year B body spindles are created the same...
This may help you out, depending on what you have:
Spindle Comparison (archive.org)
As far as the tie rod ends go, how are they short? Height? Length?
Adjust the sleeves so the tie rod ends extend as much as possible, if that's where you're "short"- there shouldn't really be any differences in the parts since you'll still be using A body lower balljoints/steering arms, albeit the '73-'76 ones.