So you want to install OSX Lion on an older (or maybe not even that old) Mac. I’d say, if your Mac is supported, just buy Lion (it’s only € 23,99). If you’re Mac isn’t supported, you can do this;
You can use my post on How to activate Find-My-Mac – the hard way…
In short;
- Get yourself a new SATA hard disk
- Get a SATA to USB bridge
- Duplicate an existing OSX Lion install to this USB drive (transfer the contents with Carbon Copy Cloner)
- Test your “older” Mac with this USB drive
- If it all works; transfer your Mac with Migration Assistant
- Replace your hard disk with the new one. (or transfer the contents with Carbon Copy Cloner)