Baystate Jeepers

I have a 99-04 superduty front dana 60 and I'm doing the 35 spine conversion, have any of you done this before? below is the link, and here are the dimensions East Coast Gear Supply provides.
Thanks, Newbie Dan
TECH NOTE: Bore unit bearing to 1.5625, bore 1 inch inboard from spanner nut to 1.874 to accept large spindle bearing
https://eastcoastgearsupply.com/i-12831 ... style.html