basic list.
pistons,
conrods,
uprated rod bolts,
steel haedgasket,
bearings,
thrustwashers,
genuine toyota engine rebuild kit,
uprated headbolts or studs,
uprated main cap bolts or studs,
machine work to block and head (skimming)
In terms of management let your tuner decide on that,
If your aiming for 300bhp there are lots of turbo kits to choose from but it depends on what your budget is you will also need a better clutch.