Thanks Bob and Bryce. Already getting some more info from RaceFab. Bryce, like Matt said, gtt has been replaced with a 34R.
It already has tomei restrictors (1.5mm from memory). Getting a catch can setup (rocker covers to can. Top of can to sump fitting #1, bottom of can to sump fitting #2.
Was going to get cam cover baffles but it seems its a waste?