I have one of Rob Grady's metal triple core radiators in my car and prior to installing it I put a petcock inline with the connection for that small hose. It made things a little simpler when bleeding the system. Bruce Benson > You definately do have to loosen the small hose on >the top right side > of the radiator to bleed the radiator. Just be VERY >GENTLE with it. > If you still have the origional radiator with the plastic >tank the > nipple is VERY EASY to break off. > David >Teitelbaum > vin 10757 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/