"Dan Luke" c172rgATbellsouthDOTnet wrote in message ...
"Michael 182" wrote:

Keep the cowl flaps open and the mixture rich. Keep the power high - don't
fly so high that power is reduced below 75% until the cylinders are broken
in.

Here's Mattituck's take on it.

http://www.mattituck.com/new/articles/engbrkin.htm