Kit Content:8 x Denso Iridium Power Spark Plugs Gap 0.0441 x Denso Spark Plug Wire Set - 8mmPart Attributes:Ground Electrode Quantity: (Iridium Power Spark Plug) 1Pre-Gap Size: (Iridium Power Spark Plug) 1.1 MillimetersReach: (Iridium Power Spark Plug) 11.60 MillimetersThread Diameter: (Iridium Power Spark Plug) 14.00 MillimetersManufacturer Heat Range: (Iridium Power Spark Plug) 16Hex Size: (Iridium Power Spark Plug) 16.0 MillimetersResistance: (Iridium Power Spark Plug) 5000 OhmsCenter Electrode Core Material: (Iridium Power Spark Plug) CopperGround Electrode Core Material: (Iridium Power Spark Plug) NickelGround Configuration: (Iridium Power Spark Plug) StandardGround Electrode Tip Design: (Iridium Power Spark Plug) Tapercut, U-GrooveSeat Type: (Iridium Power Spark Plug) TaperedSpark Plug End Boot Quantity Straight: (Spark Plug Wire Set) 2Spark Plug End Boot Quantity Angled: (Spark Plug Wire Set) 6Insulation Outside Diameter: (Spark Plug Wire Set) 8.00 MillimetersSpark Plug End Boot Degree: (Spark Plug Wire Set) 90Distributor Coil End Terminal Type: (Spark Plug Wire Set) FemaleSpark Plug End Terminal Type: (Spark Plug Wire Set) FEMALESpark Plug Boot Material: (Spark Plug Wire Set) Silicone