Re: [GMCnet] Radiator/Tranny [message #329450 is a reply to message #329444] |
Fri, 23 February 2018 17:38 |
sgltrac
Messages: 2797 Registered: April 2011
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Senior Member |
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Emery, would you please site more source data points as I am not sure I
believe u.
;)
Sully
77 eleganza 2
Bellevue
On Fri, Feb 23, 2018 at 3:46 PM Matt Colie wrote:
> Emery Stora wrote on Fri, 23 February 2018 13:31
>> Don't use a stop leak that is in an oil base. Barrs and others sell
> that. The oil can interfere with the antifoam additives in antifreeze. So
>> be sure to use a dry powder.
>>
>> General Motors, for over at least the last 70 years has put stop leak
> powder into their vehicles as a preventative measure. They use ground up
>> ginger root. There used to be a Vernor's Ginger Ale factory in
> Detroit. Someone found that ground up ginger root would seal up small
> leaks but not
>> harm the water pump or other internal engine parts. You can buy that
> stop leak in pellets about 1" in diameter and 1/2" thick. Usually in the
>> plastic bubble packs at the parts store.
>>
>> GM would put two pellets into a V-8 and one into a six cylinder on the
> assembly line.and
>> They are sold under the AC/Delco label and also other brands. Here is a
> picture on Amazon:
>>
> https://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Daps&field-keywords=stop+leak+pellets
>>
>> Back in the 70's both DuPont with their Xerex antifreeze and Dow
> Chemical's antifreeze advertised and sold jugs with stop leak already in the
>> antifreeze. DuPont used tiny styrene plastic pellets (which were made
> by Dow as water softener resin) and Dow used ginger root powder.
>>
>> Emery Stora
>> 77 Kingsley
>> Frederick, CO
>
> Just so you know not to waste the time and effort, Blackstone reported
> that our engine had coolant in the lube oil. As soon as I saw that, I when
> on
> the offensive and both monitored coolant loss and did lube oil changes
> regularly. I was still unsure, so I borrowed a cooling system tester and
> put
> pressure on the cold system for a day. It did lose some, but not a lot.
> So, I loaded (I do mean loaded) with the Barrs Leak pellets. the next three
> changes still showed coolant present.
>
> I case you weren't reading a few days ago, when I got the intake off,
> there was a visible leak path.....
>
> Matt
>
> --
> Matt & Mary Colie - '73 Glacier 23 - Members GMCMI, GMCGL, GMCES
> Electronically Controlled Quiet Engine Cooling Fan
> OE Rear Drum Brakes with Applied Control Arms
> SE Michigan - Twixt A2 and Detroit
>
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Sully
77 Royale basket case.
Future motorhome land speed record holder(bucket list)
Seattle, Wa.
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