It kind of worked? Now it says 6-core Intel Core i5.
ProvideCurrentCpuInfo is on. CPU-Name doesn't seem to work.Are you using the Kernel > Quirks > ProvideCurrentCpuInfo option in your config.plist.
You might also want to have a look at Corpnewt's CPU-Name script - https://github.com/corpnewt/CPU-Name, The script works with RestrictEvents to allow you to rename your CPU in About this Mac.
ProcessorType is set to 1537 and I've had RestrictEvents.ProvideCurrentCpuInfo
does not change anything in that regard. Set ProcessorType and add RestrictEvents.kext