Can't speak for the OP, but I definitely appreciate all the comments and input laid out in this thread.

Thanks to the OP for starting the thread! :-)

 

electric fans cool your engine.
clutch fans cool your engine.

for best gas mileage don't overheat your engine and blow it up. so pick a fan...

 

Good philosophy. But theres nothing wrong with going in depth. After all thats why we have been to the moon.

Without a little bit of over thinking, then some of the things that work for you would not exist...... Like maybe your car?

And ya,,, a gun is a gun, but try hitting a clay pigeon with a 9mm pistol. Nope, you need a shotgun. Fan is a fan, what where talking about here is how to power it. Get it?

 

^ This guy.

 

lets devise nuclear or cold fusion fans. power crisis solved.

 

Ride a bicycle?