It doesn't make too much of a difference, if you're worried toss some Redline Water Wetter in the rad.
I have underdrive pullies (for UUC) and have done the fan delete mod and have had no overheating problems yet.
Sure the pump runs slower, but it's not a lot slower. The products are tested before they come out.
"Driving is like a narcotic, an addiction that can take over lives. It ruins people, breaks families apart, and even kills. Itís habit that needs to be fueled. Time, money, rationality, sweat, knuckle skin, and anyone who disapproves are of little importance to a driver, and are often overlooked. Hi, Iím Nelson, and Iím a drivaholic."