Use of Engine Lubricant as Ignition Fuel for Micro-Pilot Ignition System of an Internal Combustion Engine: 7,389,752

A method and system for providing pilot fuel for a pilot ignition system of an internal combustion engine having one or more cylinders and having a lubrication system. A portion of the lubricating oil is diverted from the lubricating system. During the pilot ignition phase of the engine combustion cycle, the diverted lubricating oil is injected into the one or more cylinders.