I found the problem; one of the rocker studs broke off. So I get to see if I can find one stud so I don't have to buy a whole set of them.
The studs are 5/16"; I ordered 7/16" studs and rockers from excessive motorsports and they sent me the wrong ones.
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James Cox
nochevy@hotmail.com
1991 Mustang LX
12.565 @109.38mph 1.764 60ft