[SCOTI]

Originally Posted by crakarjax

Thanks for the heads up, I did save one old shaft for reference so I'll check it out. One interesting thing I already noticed is that there's only one locating hole in the new shafts, because obviously only one is needed as stock.

That sucks that I can't drill the hole myself, I bought a set of reduced shank bits just for this purpose! What if I just angle grind a notch across the shaft? If I go the right depth it would still prevent the shaft from rotating.

The hole prevents fore/aft shift as well as moving in a L/R arc. A slot would only limit one of those twisting forces. Needs to be a drilled hole.