Rear fan opinions please (Page 2/2) Spadesluck JUN 04, 09:08 AM Most will tell you to leave it be while others will say just take it off. I can tell you I took mone off and never had an issue. But everyone will have different results. A lot of times these blowers are not even working anymore anyways. Go with what makes the best sense for you Good practice is making sure your ICM has some heatsink paste. theogre JUN 04, 10:18 AM quote Originally posted by Spadesluck: Good practice is making sure your ICM has some heatsink paste. ⚠️ Warning: No "Liquid Metal!" They and some others use in Computer world Hate Aluminum and Will Destroy the Distributor. Dielectric grease or white HS grease, ever Permatex Brake Grease works.