I recently received my pistons for the build.
I went with the SRP LS/VTEC Pistons, Part#149228.
4032 low expansion high silicon aluminum alloy heat treated to SRP specifications
Dome and dishes feature smooth flowing radii for excellent flame travel.
Thick ring lands for limited nitrous oxide/forced induction use on low compression pistons.
Valve pockets machined to accept oversized valves

I received the engine block back from the machine shop today. I had the following machine work completed: