Does anyone use a thremal compound between a brushless motor and the head sink? I was thinking I might use some [link=http://www.newegg.com/Product/ShowImage.asp?image=35-100-007-01.JPG&CurImage=35-100-007-01.JPG&Description=Arctic%20Silver%205%20Thermal%2 0Compound%20-%20OEM]Artic Silver[/link] thermal compound to see if this helps. I use this same stuff on my computer heat sinks and it works great.