Denso 671-8164 Direct Ignition Coil Boot Kit

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

The Denso 8 Boots Direct Ignition Coil Boot Kit (Part Number 671-8164) is designed to provide a secure and durable connection for ignition coils in select Ford, Lincoln, and Mercury models. Engineered with high-quality silicone boots, this kit ensures consistent performance and protection against heat and electrical interference.

• Length: 107.20 mm for precise fitment
• Boot Material: Durable silicone for heat resistance and flexibility
• Terminal Quantity: 1 per boot for direct ignition coil connection
• Terminal Gender: Male and female terminals included for proper electrical contact
• Boot Color: Black for standard OEM appearance

About the Denso 8 Boots Product Line

The 8 Boots product line from Denso focuses on ignition coil boot kits that meet OEM specifications for fit and function. This line is designed to offer reliable electrical insulation and mechanical protection for ignition systems, helping maintain engine performance and reduce misfires. The 8 Boots kit, including part number 671-8164, is tailored for direct ignition coil applications in various Ford, Lincoln, and Mercury vehicles.

Detailed Product Description

This direct ignition coil boot kit features a 107.20 mm length silicone boot that provides excellent resistance to heat, oil, and environmental contaminants. The silicone material maintains flexibility over time, ensuring a tight seal and preventing electrical arcing. The kit includes boots with one terminal each, featuring both male and female terminal genders to ensure proper electrical connection with the ignition coil and spark plug. The black boot color matches OEM standards for a clean, professional installation.

Compatible Vehicles and Common Applications

• Ford Expedition
• Ford Explorer and Explorer Sport Trac
• Ford F-150, F-250 Super Duty, and F-350 Super Duty
• Lincoln Mark LT and Navigator
• Mercury Mountaineer and other compatible models

Common Issues Addressed by This Ignition Coil Boot Kit

• Prevents ignition coil misfires caused by worn or cracked boots
• Reduces electrical arcing and interference in ignition system
• Protects ignition coil terminals from moisture and corrosion
• Maintains consistent spark delivery for improved engine performance
• Eliminates poor connections that can cause rough idling or starting issues

Installation Notes and Tips

Ensure the ignition coil and spark plug terminals are clean before installation. Carefully align the male and female terminals to avoid damage during connection. The silicone boots should slide over the ignition coil terminals smoothly without excessive force. Verify the boot length of 107.20 mm matches the original equipment to maintain proper fit and function. Use dielectric grease if recommended by the vehicle manufacturer to enhance electrical contact and ease future removal.

Quality Assurance and Warranty

Denso ignition coil boot kits, including part number 671-8164, are manufactured to meet or exceed OEM 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.