Tap size for Dana 30 Diff Cover Bolts?

Brian83

TJ Enthusiast
Original poster
Joined
Mar 25, 2019
Messages
390
Location
Oklahoma City, OK
I need to clean up the threads for the diff cover bolts on my Dana 30. I dont have a bolt with me but was hoping to swing stop and pick up a tap on the way home from work. Can anyone help me out with what size Tap is needed?