Im trying to find a idler pulley with a flange on the edges, but all I can find is a 3"..
I think it will be to big.
im gonna ditch the idler with no flanges, I feel the flanges will only help with keeping the belt straight.
I need one like this! but not 3.5"s lol
http://www.vortechsuperchargers.com/page.php?id=30168