30 the systems can also be installed on gasoline and other types of engines moreover the combustion systems 10 and 50 can also be installed at the fuel feeding pipe of the diesel engine 30 further while the first copperplate 12 rubber plate 14 second copper plate 16 capacitor 18 and third copper plate 20 are shown encased in the cover 26 of the efficient auxiliary engine combustion systems 10 and 50 of the preferred embodiment this is not necessarily a requirement also while in the preferred embodiment the first metal plate 12 second metal plate 16 and third metal plate 20 of the efficient auxiliary enginecombustion systems 10 and 50 are formed from copper plates they can also be formed from other metal plates such as aluminum plates tin plates brass plates or the like likewise the rubber plate 14 can be formed fromother types of dielectric insulators such as plastic paper or the like while the efficient auxiliary engine combustion systems 10 and 50 are installed by inserting the protrusions 28b into the holes 28a of the tongue 28 of the cover 26 in the preferred embodiment the systems can also be installed by other methods finally while the capacitor 18 is disclosed as installed between the firstcopper plate 12 and the second copper plate 16 the capacitor 18 may be installed between the second copper plate 16 and the third copper plate 20 as explained above the use of the efficient auxiliary engine combustion system of the present utility model has the excellent effect that the emission of carbon monoxide black smoke.