I'm no metallurgist but I am pretty sure that stainless bolts going into aluminum is also a bad idea. I think there's something about the way the two metals react, surely someone on here can tell you. I just ordered new bolts from Grady when I did this a few years ago, have never had a problem since. Andy In a message dated 4/29/2006 4:22:06 P.M. Central Standard Time, valleyrat12@xxxxxxxxx writes: Eventually they all popped loose! I am going to replace the hoses under the intake, replace the Y pipe bolts with stainless ones, clean the unholy Fargo, ND 1982 DeLorean DMC12 VIN 11596 [Non-text portions of this message have been removed] To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnews Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/