Hmmm. Well I can see at least 225 and streetable with EVERYTHING.... Non FI. I bore out the pistons to 84 shorten the stroke a little Iether make a TB or buy a sick aftermarket one (the one TWM makes for porsche will work on me block according to the email one of thier techies sent me) Make a custom 3" exaust run 11:1 CR pluss an agressive cam, maybe new headers... Port and polish head new lifters/valve springs bore out the valves intake and exaust and port and polish... 225?