Harley® OEM factory spark plugs
• U-Groove Ground Electrode Promotes Ignitability and Decreases Quenching
• Fully Projected Insulator Reduces Carbon Fouling
• Machine Rolled Threads Prevent Seizing or Cross Threading During Installation and Removal
• 100% Pre-Fired to Assure the Highest Quality Possible
• Purified Alumina Powder Insulator Provides Exceptional Strength and Thermal Conductivity
• Five Rib Insulator Prevents Flashover
• Copper-Glass Seal Bonds Center Electrode and Insulator for a Gas-Tight Seal
Plug Specifications
Thread Size: 12mm
Hex Size: 5/8" (16mm)
Reach: 19mm (3/4")
Seat Type: Gasket
Gap: .028" (0.7mm)
Heat Range: 22
Terminal Type: Solid
Resistor: Yes
Brand: Denso
Center Electrode
Type: Standard
Material: Nickel
Projection: Projected
Ground Electrode
Type: U-Groove
Material: Nickel
Quantity: 1
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Disclaimer:
"Qualified Manufacturer Declared Replacement Part” means any aftermarket part intended to replace an original
equipment emissions related part and which is functionally identical to the original equipment part in all respects which
in any way affect emissions (including durability), or a consolidated part, that has been evaluated and declared by the
manufacturer to meet this definition and carry this categorization and designation label. This manufacturer has declared
in writing that it has documentation, based upon sound engineering judgment, indicating the replacement part does
not reduce the effectiveness of any required emission control device and it does not cause the modified vehicle/engine/
equipment to exceed applicable emissions standards for that make/model/year fitment(s) advertised
