NGK SPARK PLUG DCPR6E 3481
NGK Spark Plug DCPR6E 3481. Features a copper core for faster heat dissipation. Built for high-performance engines with a raised pre-ignition rating and improved conduction. For 1999-up Harley-Davidson Twin Cam models, this plug is one heat range hotter than the standard DCPR7E. Specifications include a heat range of 6, 12mm thread size, 0.028 inch (0.7mm) gap, 5/8 inch (16mm) hex size, resistor type, and stud terminal threads. Weight is 0.06 lbs. Construction includes a copper core, triple seals, and corrugated ribs. Improves acceleration, fuel efficiency, and overall engine performance.
- SKU
- 37-DCPR6E
- Brand
- NGK
- Availability
- In Stock (11)
FULL DESCRIPTION
NGK Spark Plug DCPR6E
The NGK DCPR6E spark plug is engineered for high-performance engines, offering enhanced durability and consistent ignition. Its design focuses on efficient heat management and reliable spark delivery for optimal engine operation.
Key Features
- Copper Core Electrode: Facilitates rapid heat dissipation, preventing overheating and maintaining consistent performance under demanding conditions.
- High-Performance Design: Features a raised pre-ignition rating and a long-nose insulator for improved conduction and superior performance.
- Resistor Type: Built with a resistor to reduce electrical noise and ignition system interference.
- Triple Seals: Integrated to prevent internal leakage, ensuring reliable performance even in challenging environments.
- Corrugated Ribs: Designed to prevent flashover, guaranteeing a stable and dependable spark across all operating conditions.
- Durable Construction: Utilizes high-quality materials, including alumina silicate ceramic insulators and copper cores, for enhanced strength and superior heat transfer.
Specifications
- Heat Range: 6, suitable for engines operating at moderate temperatures.
- Thread Size: 12mm, a common size for many motorcycle and small engine applications.
- Gap: 0.028 inches (0.7mm), optimized for reliable ignition.
- Hex Size: 5/8 inches (16mm), facilitating straightforward installation and removal.
- Terminal Type: Stud terminal threads for secure electrical connections.
- Weight: 0.06 lbs.
This spark plug is designed to improve acceleration, fuel efficiency, and overall engine performance, making it an excellent choice for enthusiasts seeking reliable ignition and lasting durability.


