MSD Ignition 31523 8.5mm Spark Plug Wire Set with Spiral Core and HEI Style Terminals

The MSD Ignition 31523 Spark Plug Wire Set features 8.5mm thick spiral core conductors designed for optimal electrical performance and durability. Crafted with a superconductor construction, these wires deliver efficient spark transmission, improving engine response and throttle performance. The black silicone insulation provides excellent heat resistance and flexibility, making installation easier and ensuring long-lasting performance in demanding conditions. The set includes straight Hemi plug boots and HEI style terminals, designed for straightforward cut-to-fit installation on V8 engines. Whether upgrading an existing ignition system or building a custom setup, these wires offer reliable spark delivery and enhanced engine efficiency. The kit is suitable for a wide range of applications, providing a robust and high-quality ignition component for enthusiasts and professional mechanics alike.

Features:

• 8.5mm diameter spiral core conductors for improved spark delivery

• Superconductor construction for high electrical conductivity

• Black silicone insulation offers heat resistance and flexibility

• Includes straight Hemi plug boots and HEI style terminals

• Cut-to-fit design allows custom length installation

• Optimized for V8 engines and performance applications