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Old 09-04-2014, 02:04 PM   #1
mfagan
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Join Date: May 2010
Location: Kaufman, TX
Posts: 822
Default Vinegar in the block

I know that the use of vinegar had been discussed several
times to de rust the water passages in a flathead.

How much vinegar should be used, and what do you use to
neutralize when done?
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