hi my name is Nijah, and I have a ls/v with mahle 10.5:1 compression gsr piston, darton dry sleeves with a block guard stock bore. The head is a 2000 si b16 with stock cams right now, and the head untouch only thing change was supertech valves , valve springs and retainer with unotherdox cam gears. Ecu is a p28 crome 880 injectors 255 walbro fuel pump. O right now stock intake with a prelude throttle body. My question what size turbo and can it run reliably on turbo. Goal is 350-420 whp. Thank you.