JE or Wisco either one first, then trw. The only reason I say that is the trw pistons are heavier. I am running wisco pistons in mine and love them but doug has trws in his and has zero problems also. Up to you Daniel
I went with the Speed Pro/TRW forged units in my motor as well. I've used them in a few SBF's and had zero problems, so not expecting any when I finally get my car back on the road.....which will probably be never at the rate I'm going...lol.
You'll find links to a series of articles on rebuilding the LC2 engine in the GENERAL INFORMATION section of the TTA FAQ List I'm sure there will be something useful in those articles.