Clutch & pressure Plate for 64 Dart

Yep, I need to pull the seats and the carpet for some welding. THe seats on mine have rear reinforcements but no fronts.
I should buy the correct nuts like these, it's too bad they're not locknuts. Which is the reason mine have been replaced with nuts and washers.
64-74 Mopar A B E Body Road Runner Cuda Dart 1-1/4 Inch Washer Seat Nuts (8) | eBay