Denso 671-4178 Spark Plug Wire Set

Reliable Spark Plug Wire Set for Honda and Isuzu Vehicles

The Denso 7mm Spark Plug Wire Set (Part Number 671-4178) is designed to provide consistent ignition performance for select Honda and Isuzu models. Engineered 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
• 180-degree spark plug end boot angle for proper fitment
• Female spark plug end terminal and male distributor coil end terminal
• Includes four straight spark plug end boots

About the Denso 7mm Product Line

The Denso 7mm line focuses on ignition wire sets with a 7.00 mm insulation diameter, balancing flexibility and electrical insulation. This product line is engineered to meet the ignition system requirements of various vehicles, including Honda and Isuzu models, providing a reliable connection between the distributor coil and spark plugs.

Detailed Product Description

This spark plug wire set features silicone boots that resist high temperatures and environmental wear, ensuring long-lasting performance. The 180-degree spark plug end boot design allows for proper alignment and secure connection to the spark plugs. The male distributor coil end terminal and female spark plug end terminal provide compatibility with the ignition components of Honda Amigo, Impulse, Passport, and Isuzu Pickup, Rodeo, and Trooper models. The 7.00 mm insulation diameter offers effective protection against electrical interference and arcing.

Common Applications and Issues Addressed

• Replacement of worn or damaged spark plug wires
• Resolving misfires caused by faulty ignition wiring
• Improving engine starting and performance consistency
• Reducing electrical interference affecting ignition timing
• Maintaining proper spark delivery in Honda and Isuzu vehicles

Installation Notes and Tips

Ensure the engine is cool before installation to avoid burns. Carefully disconnect old spark plug wires one at a time to maintain firing order. Verify the 180-degree boot orientation matches the spark plug terminals. Confirm the male distributor coil end terminal fits securely. Inspect all connections for tightness to prevent misfires.

Quality Assurance and Warranty

Denso spark plug wire sets are manufactured to meet OEM specifications for fit and function. The silicone boot material and precise terminal design contribute to durability and reliable ignition performance. Warranty details should be confirmed with the supplier or manufacturer.