GPA951s

So I was rummaging though my pile of parts and came across a Pressure Plate that I acquired from my brother-in law. It appears to be the same OD and would bolt up to a 44 Flywheel. I Googled the P/N and it came up as a 964 Pressure Plate... The Inner Disk is smaller so any of the 44 Clutch disks are out... The Ring Gear for the starter would put it Closer to the engine as well.. Im fairly certain he had this on his car and it looks pretty much new. The TO Bearing is new as well.. would be a shame to not use it, Anybody have any experience with this setup? Im sure it was on his car at one point, I just need to know if Im going to run into any other issues if I decide to use it, and purchase a new disk, and what disk to get so it matches the splines on the TT …