Denso 671-4018 Spark Plug Wire Set

Reliable Ignition Wire Set for Precise Engine Performance

The Denso 7mm Spark Plug Wire Set (Part Number 671-4018) is engineered to deliver consistent ignition performance for a variety of vehicle makes and models. Designed with durable silicone boots and precise terminal configurations, this set supports efficient spark delivery and engine reliability.

• Silicone spark plug boot material for heat resistance and durability
• 7.00mm insulation outside diameter for optimal electrical insulation
• 90-degree angled spark plug end boots (quantity: 4) for tight engine bay fitment
• Female spark plug end terminal type and male distributor coil end terminal type for secure connections

About the Denso 7mm Brand Line

The Denso 7mm brand line focuses on ignition wire sets with a 7.00mm insulation diameter, balancing flexibility and electrical insulation. This line is designed to meet OEM specifications, providing reliable spark transmission and resistance to heat and abrasion. The 7mm wires are suitable for vehicles requiring compact routing and durable ignition components.

Detailed Product Description

This spark plug wire set features silicone boots that withstand high temperatures and resist cracking, ensuring long-term durability. The 90-degree angled spark plug end boots allow for easier installation in confined engine compartments, reducing stress on the wires. The combination of female terminals at the spark plug end and male terminals at the distributor coil end ensures a secure and stable connection, minimizing the risk of misfires. With a 7.00mm insulation outside diameter, these wires provide effective electrical insulation while maintaining flexibility for routing.

Common Applications and Issues Addressed

• Replacement for worn or damaged spark plug wires causing misfires
• Improves ignition system reliability in vehicles with tight engine bay spaces
• Prevents electrical interference and crossfire due to quality insulation
• Addresses heat-related wire degradation in high-temperature engine environments
• Restores proper spark delivery for smoother engine operation

Installation Notes and Tips

When installing the Denso 7mm Spark Plug Wire Set 671-4018, ensure that the 90-degree angled boots align properly with the spark plugs to avoid bending or stressing the wires. Confirm that the male distributor coil end terminals are securely connected to the coil to maintain a stable electrical path. Route wires away from hot engine components and sharp edges to prevent premature wear.

Quality Assurance and Warranty

Denso manufactures this spark plug wire set to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details are not provided, Denso products typically adhere to OEM quality requirements, offering reliable service life when installed and maintained properly.