i have a 2000 gsr im gonna go all motor. i want to be able to rev and make power up to 9k i have i/h/e and cam gears. I want to know if usdm pistons and rods would be able to handle that high of rpm? I plan on getting dual valve springs and titanium retainers, skunk2 im 64mm tb and msd ignition. Should i get skunk2 stage one shafts or usdm itr shafts ???? and vafc

thanks for the help

oh yeah i have obd2 is there a way to chip that or can i use a type r ecu