Nope. Not buying Kingston SSDs any more. The 120GB V300 used for diagnostics via a Thunderbolt interface & the 240GB V300 used in the 2008 MBP have both run out of spare blocks, according to both DiskWarrior & TechTool Pro apps. Looks like I'll be replacing the MBP one, most likely with an OWC SSD, they've a more reliable reputation.