I am replacing a frost plug on my engine and was wondering if there was anything special to use to make sure it seals, or should I just put in a new one dry?

TIA,
Steve

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1997 E320
1990 Nissan 300ZX Twin Turbo (Stage X+)

Why don't you put a small bead of silicone around the plug, insert it & wipe off the excess ?

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2007 C 230 Sport.