Drum brake swap from 7 1/4" to Jeep 8 1/4"

1973dust said
Sorry, I re-read my original post and I wasn't very clear. I am looking to swap the complete drum brake setup over, not just the drums.

Sorry I can't help at all. I am very familiar with the Mopar 7 1/4 but have absolutely no knowledge of the Jeep rear.