I've heard other taking a chain or nuts/bolts -anything really, placing in inside the tank and rotating many time. This will know loosen the rust, then use a sealer to seal. I think POR 15 has a sealant.. --wayne
At 07:09 PM 4/22/2006, Durwood B. Darbin wrote: >Some say phosphoric(sp) acid and others cry muratic acid. I haven't found >anything that says what mixture of either nor the duration of a cleaning >session. I have a can of tank sealer from Jim Carter Ole Chevy and GMC trucks rule! To unsubscribe, send an email (with no subject, no body, just the email), to: [EMAIL PROTECTED] Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/old-chevy-truck/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/