Detonation - What it is, causes, avoidance, etc.
 

http://www.vikingspeedshop.com/detonation/

I put together an article from some research I did on detonation.

Most of the Subaru community seemed to like my post on EJ25 ring land failure, so I expanded on the cause of the failure with this article. Applies to you forced induction FA20 guys with your fancy injection systems on your engines not designed when I was 5 years old.