In the System Info Although no manufacturer or part number are displayed because CM3 apparently not write to the EPROM - but at the price seis drum, as long as these things work.
Important in "late 2008" MBP is the EFI version MBP51.007E.B06. Namely only supports clean 8GB. In other EFI versions may cause problems.
Prior to conversion might boot cache (MAC once in safe mode boot = on boot shift key hold, then shut it down). After installing the new devices and on first boot, a PRAM reset running (see Dr. Google and / or the Apple support pages).
About continuous operation I can not say anything yet, but should this happen what I would adjust this review. For starters, 5 stars for the price / performance Recently, at the starting up of arduous probably not the memory modules were to blame, but I do.