Quote:
Originally Posted by maroman88
LOL
I use it too... on a clean engine it makes no smoke, I tried. On an older one it makes a TON, so one would assume something is being burnt off and deff makes for a smother idle
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when sucked in through a vacuum line on the intake, the seafoam seeps down into the carbon built up on the valves, after letting sit for a couple mins and fire back up the smoke u see is the carbon from the valves being burt off in the combustion chamber