Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.Copper Plus - Dependable Performance and Durability.Copper core center electrode allows for accurate control of heat range for longer life.Superior corrosion resistance.Built to ISO and SAE standards for proven performance.
Spark PlugPart Number: 71-1Get it installedWhere to Buyadd to parts listDependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.Copper Plus - Dependable Performance and DurabilityCopper core center electrode allows for accurate control of heat range for longer lifeSuperior corrosion resistanceBuilt to ISO and SAE standards for proven performanceSpecifications
Spark Plug DimensionsPlug TypeRC12YCCenter Electrode Tip MaterialCopperPre-Gap Size (MM)0.89Pre-Gap Size (IN)0.035Ground Electrode Quantity1Hex Size (IN)0.625Hex Size (MM)15.880Insulator Height (IN)0.06Manufacturer Heat Range12Seat TypeFlatReach (IN)0.75Thread Diameter (MM)14.000Thread Diameter (IN)0.551Resistor TypeYesGround Electrode Core MaterialNickelWasher IncludedYesClassificationChampion Copper Plus Small EngineGrade TypeStandard ReplacementElectrical Terminal TypeNon-Removable NutGround Electrode Tip MaterialNickelHex TypeHexCenter Electrode DesignStandardWasher TypeCrushIndexedNoPart DescriptionSpark PlugCenter Electrode Diameter (Inch) (IN)0.1Ground Electrode MaterialNickel Copper AlloyInstalled Height (Inch) (IN)1.99Insulator Projection (Inch) (IN)0.06Taper Diameter (Inch) (IN)0.25Subject to Prop 65 (Yes/No)No