Description
Product Overview
The Pertronix 7mm spark plug wire (model 706101) is engineered for high‑performance engines. It features a dual‑path design: a primary spiral‑wound stainless steel alloy core paired with a secondary carbon‑impregnated fiberglass core, delivering consistent spark energy while maintaining an OEM‑like appearance. The outer silicone jacket and EPDM inner insulation provide superior heat resistance, moisture protection, and oil resistance. Dimensions are 8.2 x 11.2 x 3.5 inches, weighing 1 lb, with a 7 mm wire diameter for a snug fit on most ignition systems.
Usage
Designed for both street and track applications, these wires excel in high‑temperature environments such as turbocharged or high‑compression engines. They are suitable for daily drivers, performance builds, and restoration projects where reliable ignition is critical. Installation is straightforward thanks to the flexible fiberglass reinforcing braid, allowing easy routing through tight engine bays.

Why Choose Us
Pertronix leverages decades of automotive expertise to produce ignition components that meet rigorous quality standards. Each wire set undergoes thorough testing for electrical resistance, heat endurance, and durability. The dual‑core construction ensures redundancy, reducing the risk of misfires under extreme conditions. Our commitment to precision manufacturing guarantees a perfect fit for a wide range of vehicle makes and models.
Key Features
- Dual‑path design with stainless steel and carbon‑impregnated cores for consistent spark delivery
- Silicone jacket and EPDM inner insulation resist heat up to 600°F and protect against moisture and oil
- 7 mm diameter provides a precise fit for most OEM connectors
- Fiberglass reinforcing braid adds strength and flexibility for easy installation
- Fits a wide range of vehicles; available in custom and universal kits
FAQ
Will these wires fit my stock ignition system?
Yes, the 7 mm diameter is designed to match the original equipment specifications for most vehicles. Universal kits are also available for unique configurations.
How does the dual‑core design improve performance?
The primary stainless steel core provides low resistance, while the secondary carbon‑impregnated core ensures consistent spark even under extreme heat, reducing misfire risk.
Are the wires resistant to oil and coolant exposure?
The silicone outer jacket and EPDM inner insulation protect against oil, coolant, and moisture, extending the service life of the wires.
Can I install these wires myself?
Installation is straightforward thanks to the flexible braid and standard connector types. Basic hand tools and a wiring diagram are sufficient for most DIY installations.
What warranty does Pertronix offer?
Pertronix provides a limited warranty covering manufacturing defects for a period of one year from the date of purchase.




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