To answer the question, I don't think it was ever tightened. That being said, I went to look at the plans as I thought it needed a drilled bolt, but I see it's already been posted.
That's what I get for being busy out doing demos.
Built RV-4, RV-6, 2-RV-10's, RV-7A, RV-8, Prescott Pusher, Kitfox Model II, Kitfox Speedster, Kitfox 7 Super Sport, Just Superstol, DAR, A&P, EAA Tech Counselor/Flight Advisor, CFII-ASMEL/ASES
EAA Homebuilt Council Chair/member EAA BOD
Van's East Coast Representative