Nissan dual plug engine Dual spark plug ignition engine - Nissan Motor … Mar 20, 1979 · The air-fuel mixture in each combustion chamber of a dual spark plug ignition engine is ignited with two spark plugs during... Source Source Source Source Source Source Source Source Source Source Read Also: Nissan dual spark plug Nissan dual spark 1992 Nissan 300zx spark plug gap 1988 Nissan 300zx spark plug gap 2000 Nissan xterra spark plug wires 1991 Nissan 300zx spark plug gap