MOROSO Ultra 40 Spark Plug Wire Set with Spiral Core and 8.65mm Sleeved Blue Ignition Wires for Small Block Chevy

The MOROSO Ultra 40 Spark Plug Wire Set is designed for high-performance ignition systems in Small Block Chevy engines. Featuring spiral core construction, these wires are engineered to deliver efficient spark transmission and reduce electromagnetic interference. The 8.65mm diameter provides a robust and durable design, while the sleeved blue insulation offers added protection against heat and abrasion. The set includes 90-degree plug boots suited for HEI ignition systems, ensuring a secure fit over valve covers and compatibility with various engine configurations.

Constructed with premium materials, the Ultra 40 wires are optimized for both street and racing applications, offering reliable spark delivery even under demanding conditions. The spiral core technology minimizes radio frequency interference (RFI), which can improve overall engine performance and reduce electrical noise. The high-quality insulation and sleeving help prevent voltage leaks and enhance durability, making these wires suitable for long-term use.

Designed specifically for Small Block Chevy engines, this kit provides a straightforward upgrade from standard ignition wires, improving ignition efficiency and engine response. The easy-to-install design ensures a snug fit with the included 90-degree boots, and the set’s length is tailored to fit a variety of engine bay layouts. Whether for restoration, performance upgrades, or daily driving, the Ultra 40 Spark Plug Wire Set offers dependable performance and enhanced engine operation.