I know that, but I can't differentiate if it's for IRS Trying to get a part number from the guy.
Says it's out of a Mustang. Will not be for an IRS. Of course all you have to change is the spiders. I have an IRS with 88k truly old man driven miles just sitting up in my brothers garage. Forgot about it till I was up there last week fighting in a set of long tubes. It was original in my car with 3.08's.