And if the turbine wheel has been grinding away at the housing the wheel will be out of balance. The it starts screaming and you are dead when you are out of town in Kelowna, BC. Yeah, just throw bolts in it! Bad stuff happens when you just "throw stuff in it" so I have learned to not cut corners. But like I said earlier, I am anal about doing it right the first time. Besides, how long do you think it takes to pull the turbo? If it takes longer than an hour to R&R then you are BSing too much with the buddies.
My grandpa had a saying back home, "If you don't have time to do it right the first time, when will you have time to do it again? "