engine failure at stage 3 - any ideas what might have caused it?

[96dennis96]

hi jez
could you please have a look at my thread at
http://sxoc.com/vbb/showthread.php?t=293273
and let me know what you think might have happened?


thanks
dennis

[Jez]

As the others have said - it looks like detonation damage. This can be caused in loads of ways: bad fuel, incorrect ignition timing, high temperatures etc etc.