i bought a set of R dual oil coolers from the classifieds, i expected dented fins and such. But both look like the part by the brakets are a little crushed is that normal? anyone got a set of pictures of what they should look like?

 

You might check this thread:
https://www.rx7club.com/3rd-generation-specific-1993-2002-16/oil-cooler-fixing-cleaning-pics-info-382612/