Script Summary: Restore Google Cache & Related links and Hide Instant Preview in Google Search.
Restore Google Cache & "Related" links and Hide Instant Preview in Google Search (Also
Hide Instant Preview)
It's just a basic script that I keep Small/Tight/Light to avoid conflict with others scripts.
Tested only in FireFox 22, but should work in others browsers.
Feel Free to improve and post it on the Discussion so I will add your code
Keyword: Cache Cached google search link links
If you need a more elaborate Script (but heavier), you can try this one: http://userscripts.org/scripts/reviews/154167
Change in V1.1 : Rewritten Code to bypass drop-down triangle next to the URL with the new UI from Google search since April 24 2013