I used to buy a gallon of Evaporust from Amazon for about $16 with free shipping, but it's nearly double that now. frown Haven't priced it at my FLAPS or Walmart, as my need for it is much less and I still have some left for small parts. It would take a few gallons to fill the cooling system.

Wow, I have a little background in chemistry, but that link went WAY over my head. big_eek All I know is that Evaporust works.

Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.