Sorry Brian but I have been wondering this for a while, I can understand your aversion to fans but what do you have against paint? Are you running with transparent bodyshells now?
Hot Bodies Lightning 2 Pro carbon, Mega 22/30/2, MMM, 4s3-5Ah.
Tamiya F201 carbon, Mamba 7700, MM, 2s A123 2.3ah.
Xray XT8, 1518, MMM, 4s5Ah.
Lots of boats. fastelectrics.net