I have 3 Pioneer FRA-141 454 external balance flex plates, 2 pc 454 168 tooth 1970 to 1990. Pioneer was OEM manufacturer for a lot of GM products. 35$ EACH
Brand new, never used just for balancing rotating assemblies and customers switched to 4 speed or SFI for racing.
Local pickup only near Marple Newtown High school
cash only (I do not have zell , venmo etc)
35$ each.