The rotors that I ordered locally, the only ones that came up for a 40...were the 60 type with 8 holes not 12...the hub I removed from the 40 was destroyed, hence the swap from the 60 donor...
I ended up pulling the 2nd hub off the donor....all good now....
ok, I took a hub from my 83 BJ60 parts truck, and plan on putting it on my 80 BJ40.
I bought two new rotors.
The 40 hubs use short wheel studs, and have 6 bolts holding the rotor to them.
The 60 uses long studs, with two bolts holding the rotor to the hub, and the long studs going from...