Stereo amps have come a long way in the last 20 years. I'm into 80's hi fi systems- something about em, I just like em. 80's Sansui and Rotel stuff, especially. However, even a modern $200 surround sound receiver will better than an old mid-80's $1500 stereo amp. Today's solid state chip-amps have such low distortion compared to the old stuff.
However, there were some speakers made back then that still rival today's good stuff.
I left these bad boys behind:
Pretty rare Sansui's. I've searched the net over and over and I've only come across two other sets online, ever.
This was the period-correct rack they were pumped with: