PM1H 10 Spark Plug honda-civic-2016-1-5-esi9414397 6mm Projection Projected ► Other

6mm Projection Projected ► Other Resistor Yes Heat Range 1 Length to Seat 54

6mm Projection None ► Other Resistor Yes Heat Range 2 Length to Seat 55mm

25mm Reach 19mm Hex Size 5/8" (16mm) Seat Flat Terminal Type Removable ► Center Electrode

5mm Hex Size 14mm

By optimizing the combustion process in this way

PM1H 10 Spark Plug honda-civic-2016-1-5-esi9414397 6mm Projection Projected ► OtherProduct Description Experience a new level of performance and efficiency with Pulstar spark plugs, featuring patented Plasmacore technology that was developed in collaboration with a US Department of Energy laboratory. These spark plugs use an internal capacitor to store energy; when released, an ultra high intensity electrical pulse saturates the fuel with combustion enhancing plasma, ensuring instantaneous ignition and the most rapid burn possible.