It's old as heck but still kicking! Mid 2009 MacBook Pro (MacBook Pro 5,5) I'm hoping to use opencore legacy patcher to install Monterey on it. : r/ macbookpro
15″ MacBook Pro (Mid 2009) | Low End Mac
Apple MacBook Pro 5.5 Mid 2009 13.3" A1278, Core 2 Duo, 240GB SSD, 8GB RAM | eBay
How-To: Now's the right time to swap your old iMac's hard drive for a fast new SSD - 9to5Mac
How to add a fast new SSD to your old Mac or MacBook for only $150 - 9to5Mac
How to Upgrade MacBook Pro Hard Drive (Unibody, 2009-2012): EveryMac.com
13-inch MacBook Pro Mid 2009 Hard Drive/SSD Installation Video - YouTube
Apple MacBook Pro 13" Alluminio A1278 Fine 2011 I5 4Gb Hdd 320Gb Ricondizionato | RedApple 24