3v 4.75 or 5.0 stroker rotating assembly from MMR

[RAWROUSHTVS]

I need info on what to get. I currently have 510 rwhp on stock 3v block. I have the TV 2.3L Roushcharger, hotrod cams, Bbk longtube headers, and 10 overdrive crank pulley. I Wana get a rotating assembly but I'm not sure . It's out of the 4.75 or 5.0 stroker for 1000 hp from MMR. And what compression to go with. I'm gana run 91 Oct and 100 Oct tune. I have till black Friday to choose . Any info would be great thanks.

 

[98 Roush]

4.75L is the way to go. Shawn said so so I believe him. Good luck with your choice. We Out Here!!!