Problem with that stuff is the mud goes everywhere in the cooling system, causing potential overheating in the summer. I would use this if desperate, like I am 500 miles away from home and I have a coolant leak. D^2 Quoting ViaJoaquin@xxxxxxx: > Has anybody tried cooling system stop leak? In my experiences the powdered > alumenum type has always worked well. Even on a radiator with a plastic tank! > But I have never had a leaking heater core. > > Roy > 67 Crown FDHT > > > ----------------- http://www.imperialclub.com ----------------- > This message was sent to you by the Imperial Mailing List. Please > reply to mailing-list@xxxxxxxxxxxxxxxx and your response will be > shared with everyone. Private messages (and attachments) for the > Administrators should be sent to webmaster@xxxxxxxxxxxxxxxx > To UN-SUBSCRIBE, go to http://imperialclub.com/unsubscribe.htm > > ----------------- http://www.imperialclub.com ----------------- This message was sent to you by the Imperial Mailing List. Please reply to mailing-list@xxxxxxxxxxxxxxxx and your response will be shared with everyone. Private messages (and attachments) for the Administrators should be sent to webmaster@xxxxxxxxxxxxxxxx To UN-SUBSCRIBE, go to http://imperialclub.com/unsubscribe.htm