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
55【一部訳あり】Apple MacBook Pro Mid 2009 | shopnovinplus.com
Apple MacBook Pro 13 Mid 2009 2.53GHz C2D MC118LL/A 4GB 500 GB A1278 M – Click 3 Click
How to Upgrade MacBook Pro RAM (2009, 2010, 2011, 2012): EveryMac.com
16GB RAM UPGRADE for MacBook Pro! [Working] - YouTube