Originally Posted by
Jeff Neese
He's presumably changing out the chain along with the freewheel. Any modern 6/7/8 speed chain from Shimano, KMC, or SRAM will work just fine. The so-called 6/7/8 speed chains (7.1mm) even work on 5-speed bikes. KMC labels the X8.93 as a 5-8 speed chain, for example.
But if you actually read the thread you'll see the suggestion to put the new wheel in without changing the original chain. To which I replied.