Quicktime does not give you the proper size bolts with the RM-4030 bellhousing. The bolts they provide that hold the bell to the block are not the proper size. This hardware kit fixes that problem, and includes heavy duty black socket head bolts and 5 lock washers. This also includes 10 bolts for the transmission side, and the two proper length starter bolts.
If you buy a quicktime bellhousing from me, you have the option to add the proper hardware as well as a pilot bearing, which Quicktime also does not provide.
At the beginning of the video below I explain the bolt locations: