Before you turbo a 5.2 magnum or 5.9 magnum v8 you need to do this. Definitely highly recommend fixing these weak points on your 5.2 magnum turbo build or 5.9 magnum turbo build. It will help you spool those ebay twin turbo to the moon and keep your engine together.
All the twin turbo videos here: • TWIN TURBO 5.2/5.9 magnum WHITIE BUILD
ARP head studs for 5.2/5.9 magnum: https://amzn.to/3e91NP3