NGK DCPR7E Standard Spark Plug

The NGK DCPR7E is a standard resistor spark plug built for reliable ignition, effective heat transfer, and consistent performance. Its proven copper-core construction and corrosion-resistant plating make it a dependable replacement for select Harley-Davidson motorcycles—no gimmicks, just a plug that does its damn job.

The Breakdown

🔥 Reliable Ignition – Resistor-style construction provides a consistent spark while helping reduce electrical interference.

⚡ Copper Core – Conducts heat away from the electrode to help maintain stable operating temperatures.

🛡️ Trivalent Metal Plating – Helps resist corrosion and thread seizing for easier installation and removal.

🏺 Alumina Ceramic Insulator – Provides strength, effective heat transfer, and resistance to electrical flashover.

🔒 Triple-Seal Construction – Designed to help prevent combustion-gas leakage.

🔧 Standard Electrode – Features a projected nickel-alloy center electrode and single standard ground electrode.

📏 Specifications – 19.1 mm thread reach, 16 mm hex, heat range 7, 5K-ohm resistance, and a specified gap of approximately 0.031".

🏍️ Fitment – Fits select Harley-Davidson motorcycles. Always verify your exact year, model, and required spark-plug specification before installation.

Reliable, proven, and ready to fire—exactly what a spark plug ought to be.