I bead blast them all the time. Rick Norris ----- Original Message ----- From: "jimshu" <jimshu@route66web.com> To: <virtualvairs@corvair.org> Sent: Friday, October 29, 2004 8:27 AM Subject: <VV> Mag. cooling fan > Sorry for all the questions but what do you use to clean a mag. cooling > fan? Will sand blasting heart it? Thankyou Jim