electric would solve some problems, but I hate to hear them! I know they work good, just can't get myself to do it. I have my shroud all designed and ready to cut out. I will let you know how it does.
http://www.summitracing.com/parts/FLX-1017/?rtype=10 This is the main problem, blades to small to maove air at low idle speeds!
Kpe