Denso 671-8117 Spark Plug Wire Set

Reliable Spark Plug Wire Set for Jeep Grand Cherokee and Grand Wagoneer

The Denso 7mm Spark Plug Wire Set (Part Number 671-8117) is designed specifically for Jeep Grand Cherokee and Grand Wagoneer models. Engineered to deliver consistent ignition performance, this set ensures efficient spark delivery and reliable engine operation.

• Silicone spark plug boot material for enhanced heat resistance
• 7.00 mm insulation outside diameter for optimal electrical insulation
• Female distributor coil end terminal type for secure connection
• 180-degree spark plug end boot angle for precise fitment
• Includes 8 straight spark plug end boots with female terminals

About the Denso 7mm Brand Line

The Denso 7mm brand line focuses on ignition wire sets with a 7.00 mm insulation diameter, balancing durability and flexibility. This line is engineered to provide reliable electrical insulation and resistance to heat and abrasion, making it suitable for demanding ignition system requirements in vehicles like the Jeep Grand Cherokee and Grand Wagoneer.

Product Details and Specifications

This spark plug wire set features silicone boots that offer superior heat resistance compared to standard rubber boots, helping to maintain performance under high engine temperatures. The female terminal design on both the distributor coil end and spark plug end ensures a secure and stable connection, reducing the risk of misfires. The 180-degree spark plug end boot angle allows for proper routing and fitment in tight engine compartments. With eight straight spark plug end boots included, this set covers all cylinders for compatible Jeep models.

Common Applications and Issues Addressed

• Replacement for worn or damaged spark plug wires in Jeep Grand Cherokee and Grand Wagoneer
• Resolves engine misfires caused by faulty ignition wire connections
• Improves ignition system reliability in high-heat environments
• Prevents electrical shorts and signal loss due to degraded insulation
• Supports consistent engine performance and fuel efficiency

Installation Notes and Tips

When installing the Denso 671-8117 spark plug wire set, ensure that each wire is routed away from hot engine components and moving parts to prevent premature wear. The 180-degree spark plug end boots should be aligned properly to fit the spark plugs without strain. Confirm that the female terminals are fully seated on both the distributor coil and spark plugs for optimal electrical contact. It is recommended to replace all wires simultaneously to maintain balanced ignition performance.

Quality Assurance and Warranty

Denso manufactures this spark plug wire set to meet strict quality standards, ensuring durability and consistent performance. The silicone boot material and robust insulation contribute to long service life. Warranty coverage details should be confirmed with the original product documentation or supplier.