Need a quick what’s it worth WIW - 340 motor mounts

Yep, those are B/E brackets. The orientation of the biscuit holes is different on B/E from the A's. The B/E are closer to the rear block ear, A's to the front. Compare
the non winged one to the wide width one in pic from kimmer. The pass side is different from an A as well,

Try selling them on FBBO FEBO

They are not correct for an A body and Kimmer posted good pics of correct A body pieces.