Improving Lubricant Flow in Two-Stroke Engines 640360

The lubrication of 2-stroke cycle crankcase-charged gasoline engines by means of a lubricant admixed with the fuel is frequently referred to as “once through” lubrication. Minor revisions of the piston ring set up to make this once through lubrication concept more nearly true have improved piston cleanliness, decreased spark plug fouling, and reduced combustion chamber deposition.


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