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Verell Boaen (Verell)
Member
Username: Verell

Post Number: 448
Registered: 5-2001
Posted on Tuesday, December 03, 2002 - 11:40 pm:   

BTW, here's a gov't evaluation of sodium silicate
to fix a leaking nuclear reactor vessel:
Evaluation of Cargo Leak Seal Product for Use in Tank 30 Cooling
http://www.srs.gov/general/pubs/fulltext/tr2001162/tr2001162.html

BTW, I just remembered something:
DO NOT MIX Sodium Silicate with antifreeze.
The combination gels & will clog your entire cooling system!!!
Hi-Gear makes one of the cooling system sealants.
Here's what they say about the what can go wrong if you mix them:
http://www.hi-gear-usa.com/eng/faq.htm

Still, if used right Sodium Silicate should do the job if BARs leaks doesn't...
Paul Newman (Newman)
Member
Username: Newman

Post Number: 762
Registered: 12-2001
Posted on Tuesday, December 03, 2002 - 11:30 pm:   

I know this will sound stupid but here goes: An old mechanic's trick is put an egg in the cooling system. It works, believe me. If you are looking for a patch then its a halfass repair anyway no matter what you use. I put an egg in a mustang rad one day to make it home, bad leak from the water pump. That was two years ago and it still holds. I havent bothered fixing it yet.
Verell Boaen (Verell)
Member
Username: Verell

Post Number: 447
Registered: 5-2001
Posted on Tuesday, December 03, 2002 - 11:23 pm:   

If it's just leaking coolant(oozing it, not spraying it when the cooling system is heated up) there are 2 old stand-bys you could add to the coolant to try to seal things:

1)BARs Leaks
Fixes minor leaks & lubes your water pump. Brown ~6oz bottle at most parts stores. I've had it take care of small radiator leaks, weeping gaskets, etc. Just remember to stir it up really well before pouring it in. It helps to have the coolant heated up & flowing as well (RTFL - Read the F'n lable).. I've even gotten a year out of a water pump after I noticed the seal weeping & used the stuff.

2) Sodimu Silicate (aka: waterglass) - a silica solution that hardens under heat & evaporation. I've actually seen a car run for a couple of years after this stuff sealed a hairline crack in it's block! I can't remember the common brand name. Any old-time parts man should be able to come up with some tho.

Hmm, here's a web page on 'Fixing Head Gasket Leaks and Small Cracks':

http://www.allpar.com/fix/cracks.html

Probably lots more out there, just search for
'sodium silicate' and 'leaks'...
'75 308 GT4 (Peter)
Intermediate Member
Username: Peter

Post Number: 2241
Registered: 12-2000
Posted on Monday, December 02, 2002 - 11:07 pm:   

I remember this thread, but there was no mention of what the substance was:

http://server.ferrarichat.com/~ferrari/ferrarichat.com/discus/messages/112/146007.html
Paul (Pcelenta)
Junior Member
Username: Pcelenta

Post Number: 221
Registered: 7-2002
Posted on Monday, December 02, 2002 - 1:34 pm:   

a little while back someone mentioned a problem with a headgasket that was leaking on the outside and some kind of spray on remedy/temporary fix...anyone know what this product is or another that could fix a slightly leaky headgasket (not my ferrari but a beater Audi that I don't want to dump money into)

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