Denso 671-6290 Spark Plug Wire Set

Reliable Spark Plug Wire Set for Dodge, Jeep, Mitsubishi, and Ram

The Denso 7mm Spark Plug Wire Set (Part Number 671-6290) is engineered to provide consistent ignition performance for select Dodge, Jeep, Mitsubishi, and Ram models. Designed with durable silicone boots and precise terminal configurations, this set ensures reliable spark delivery and optimal engine operation.

• Silicone spark plug boot material for heat resistance and durability
• 7.00 mm insulation outside diameter for effective electrical insulation
• Female distributor coil end terminals for secure connections
• 180-degree spark plug end boot angle for proper fitment
• Includes three 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 flexibility and electrical insulation. This line is designed to meet the specific requirements of various ignition systems, providing reliable spark transmission and resistance to heat and wear. The 7mm wires in this set are suitable for vehicles requiring this precise insulation thickness and boot configuration.

Detailed Product Description

This spark plug wire set features silicone boots that offer excellent resistance to high temperatures and environmental factors, helping to maintain connection integrity over time. 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 angle of the spark plug end boots allows for proper routing and fitment in engine bays of compatible vehicles. With an insulation outside diameter of 7.00 mm, these wires provide effective electrical insulation to prevent crossfire and signal loss.

Compatible Vehicles and Common Applications

• Dodge Ram 1500 ignition wire replacement
• Jeep Grand Cherokee and Liberty spark plug wire maintenance
• Mitsubishi Raider and Dakota ignition system repair
• Ram 1500 and Durango ignition wire upgrades
• Jeep Commander and Nitro ignition component replacement

Installation Notes and Tips

• Ensure engine is cool before removing old spark plug wires
• Replace wires one at a time to avoid misrouting
• Verify correct orientation of 180-degree spark plug end boots for proper fit
• Check for secure connections at both distributor coil and spark plug ends
• Inspect boots for damage or wear during installation

Quality Assurance and Warranty

Denso spark plug wire sets are manufactured to meet OEM specifications for fit and function. The use of silicone boots and precise terminal types supports long-term durability and reliable ignition performance. While specific warranty details may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship.