Denso 671-4001 Spark Plug Wire Set

Reliable Spark Plug Wire Set for Nissan 210

The Denso 7mm Spark Plug Wire Set (Part Number 671-4001) is designed specifically for Nissan 210 models, providing consistent ignition performance. Engineered with durable silicone boots and precise terminal configurations, this set ensures optimal electrical conductivity and engine efficiency.

Key Features of the Denso 7mm Spark Plug Wire Set

• Silicone spark plug boot material for heat resistance and durability
• 7.00 mm insulation outside diameter for effective electrical insulation
• 180-degree spark plug end boot angle for proper fitment
• Female spark plug end terminal type and male distributor coil end terminal type
• Includes four straight spark plug end boots for complete wire set

Detailed Description of the 671-4001 Spark Plug Wire Set

This Denso 7mm spark plug wire set features a 7.00 mm insulation diameter that balances flexibility with protection against electrical interference. The silicone boots provide enhanced resistance to heat and environmental factors, which is critical for maintaining reliable ignition in Nissan 210 engines. The 180-degree spark plug end boot design allows for a secure and precise connection, while the female terminal at the spark plug end and male terminal at the distributor coil end ensure compatibility with factory components. This set includes four straight spark plug end boots, matching the typical four-cylinder configuration of the Nissan 210.

Applications and Common Issues Addressed

• Compatible with Nissan 210 ignition systems requiring 7mm spark plug wires
• Helps resolve misfires caused by worn or damaged spark plug wires
• Reduces electrical interference and crossfire issues
• Improves engine starting reliability and smooth idling
• Prevents voltage leaks that can affect engine performance

Installation Notes and Tips

• Ensure the spark plug wires are routed away from hot engine components to prevent premature wear
• Match the 180-degree boot angle to the spark plug orientation for proper fit
• Verify the male distributor coil end terminals align with the coil connections
• Replace all wires simultaneously to maintain balanced ignition performance

Quality Assurance and Warranty

Denso's 7mm spark plug wire sets are manufactured to meet OEM specifications for Nissan vehicles, ensuring reliable fit and function. While specific warranty details for part number 671-4001 should be confirmed with the supplier, Denso products typically come with a limited warranty covering defects in materials and workmanship.

The 7mm product line from Denso is engineered to provide a balance of durability and performance, featuring insulation thickness optimized for standard ignition systems like those found in the Nissan 210. This line is suitable for applications requiring reliable spark plug wire sets with silicone boots and precise terminal configurations.