MOROSO 73664 Ultra 40 Spiral Core Spark Plug Wire Set for Small Block Chevy, 8.65 mm, Blue with 90 Degree Plug Boots and HEI Style Terminals

The MOROSO 73664 Ultra 40 Spark Plug Wire Set is engineered for high-performance small block Chevrolet engines. Featuring spiral core technology, these wires are designed to provide superior electromagnetic interference suppression and consistent spark delivery. The 8.65 mm diameter insulation enhances durability and resistance to heat and abrasion, making them suitable for demanding racing or street applications. The vibrant blue color adds a distinctive look under the hood, while the 90-degree plug boots facilitate easier installation in tight engine bays. The set includes HEI style terminals, ensuring a secure connection with compatible ignition systems. Designed to be mounted over the valve cover, these wires offer both functional performance and aesthetic appeal. Whether upgrading your engine’s ignition system or replacing worn-out wires, the Ultra 40 set provides reliable performance for small block Chevy engines, ensuring optimal spark delivery and engine efficiency.

Features:

• Spiral core technology for electromagnetic interference suppression

• 8.65 mm thick insulation for heat and abrasion resistance

• Blue silicone exterior for durability and visual appeal

• 90-degree plug boots for easy installation over valve covers

• HEI style terminals for secure connection with ignition systems

• Designed specifically for small block Chevrolet engines

• Mounted over valve cover configuration for organized wiring