Denso 671-4312 Direct Ignition Coil Boot Kit

Reliable Ignition Coil Boot Kit for Ford, Lincoln, Mazda, and Mercury

The Denso 671-4312 Direct Ignition Coil Boot Kit is designed to provide a secure and durable connection for ignition coils in select Ford, Lincoln, Mazda, and Mercury vehicles. Engineered with high-quality silicone boots, this kit ensures consistent performance and reliable ignition system operation.

• Direct Ignition Coil Boot Kit with part number 671-4312
• Boot length of 92.70 mm for precise fitment
• Durable gray silicone boot material for heat and wear resistance
• One terminal per boot with male and female terminal genders
• Compatible with Ford C-Max, Escape, Fusion, Transit Connect; Lincoln MKZ; Mazda Tribute; Mercury Mariner and Milan

About the Denso 4 Boots Product Line

The Denso 4 Boots product line focuses on ignition coil boot kits designed to meet OEM specifications for direct ignition systems. This line emphasizes durable silicone boots that maintain electrical insulation and resist heat degradation, ensuring reliable ignition coil connections. The 671-4312 kit is part of this line, offering a tailored solution for multiple vehicle makes and models requiring precise boot length and terminal configuration.

Product Details and Specifications

This ignition coil boot kit features a 92.70 mm length boot made from silicone, which provides excellent flexibility and resistance to high temperatures commonly found in engine compartments. The gray color of the boot allows for easy identification during installation and maintenance. Each boot includes a single terminal, with both male and female terminal genders to ensure proper electrical connectivity. The kit is designed specifically for direct ignition coil applications, making it suitable for vehicles such as the Ford Escape, Lincoln MKZ, Mazda Tribute, and Mercury Milan.

Common Applications and Issues Addressed

• Replacement of worn or cracked ignition coil boots causing misfires
• Resolving poor electrical connection between ignition coil and spark plug
• Preventing moisture intrusion and corrosion in ignition system terminals
• Eliminating ignition coil boot degradation due to heat exposure
• Restoring proper ignition coil function in Ford C-Max and Transit Connect models

Installation Notes and Tips

Ensure the ignition coil and spark plug surfaces are clean before installing the new boot. Carefully align the male and female terminals to avoid damage during connection. The 92.70 mm boot length is designed for a precise fit, so avoid stretching or compressing the boot excessively. Use dielectric grease on terminals to improve conductivity and prevent corrosion. Verify compatibility with your specific vehicle model before installation.

Quality Assurance and Warranty

Denso ignition coil boot kits, including part number 671-4312, are manufactured to meet strict quality standards for durability and performance. The silicone boot material is tested for heat resistance and electrical insulation properties. While specific warranty details may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or your supplier for exact warranty terms.