"Never-Seez" anti seize compound works well. It's a mixture of atomized aluminum and high temperature grease. I've used it to keep the 3-piece exhaust manifolds on Cummins Diesel engines from rusting together.
Jerry


"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!