You might find this useful, or at least interesting. I still thought '74s had fat bumperettes. But it does suggest inconsistencies between even having bumperettes on the front and/or rear.
I sent you an email.... Just started a new Wanted thread in hopes of 'the perfect pair' but yours may still have a home on my car... No rush this time. Jumped the gun on that Swinger set. :BangHead:.