Maybe, but the fan I mention is not your normal computer fan. It is an alumnium case fan, here is a photo (click to enlarge for more detail):
View attachment 29671
Not sure if the link I provided in the earlier post is working (sorry), but you can google
evercool aluminum fan and it should come up.
I am tempted to try one out. My use case would be a good test -- earlier this week I got caught out in a downpour about 1/8 mile from the barn. The SCAG got a real good washing, and I never do that... I always blow it clean with compressed air.
ken_clifton