Removing carbon from heads and pistons.
Surely this is RV related since it is cutting into my recreational time. :h My 2 cyl opposed Briggs in the lawn tractor has progressively gotten noisier. It was knocking sort of like the same musi...
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A small amount of water injection will do it while running under load.
Otherwise scrape or wire wheel away.
It is not as critical as you might think as long as you are reasonably careful.
Otherwise scrape or wire wheel away.
It is not as critical as you might think as long as you are reasonably careful.
