[Land-speed] Piston burning

[Chris Harris]

John,
We've just got home from a rather forgettable Speedweek, we burned a piston.
In our case it was caused by detonation due to a lean fuel mixture, without 
going into greater detail.
Chris Harris..........NZed.

> In a mis-tuned engine when the pistons "burn" , what's the cause ? Is the
> piston's ability to give off heat exceeded ? Does excess heat and free 
> oxygen
> cause them to burn ? Does detonation cause hot spots that melts the 
> aluminum ?
> Is it a combination ?
>
> John Burk