MOROSO 73689 Ultra 40 Race Spark Plug Wire Set for Big Block Chevy, HEI, 8.65 mm, Red, Spiral Core, 90 Degree Boots

The MOROSO 73689 Ultra 40 Race Spark Plug Wire Set is designed for high-performance Big Block Chevy engines, providing reliable ignition performance under demanding racing conditions. Featuring 8.65 mm spiral core conductors, these wires deliver excellent electrical conductivity and suppression of electromagnetic interference. The red silicone insulation offers durability and heat resistance, making them suitable for high-temperature engine environments. The set includes 90-degree plug boots and HEI style terminals for secure connections and ease of installation. Ideal for race cars and performance applications, this wire kit ensures optimal spark delivery and engine efficiency. Constructed with quality materials, the MOROSO Ultra 40 series wires are engineered to withstand the rigors of racing and high-performance driving, helping maximize engine power and responsiveness. Whether upgrading existing ignition systems or building a new high-performance setup, these spark plug wires provide a dependable solution for Big Block Chevy engines. The kit’s design allows for straightforward installation, with all necessary components included for a professional-quality fit and finish. Trust MOROSO’s reputation for durable, race-ready components to enhance your vehicle's ignition system and overall engine performance.

Features:

• Spiral Core Conductors: Provide superior suppression of electromagnetic interference and high electrical conductivity

• 8.65 mm Diameter: Offers optimal resistance to heat and voltage for high-performance applications

• Red Silicone Insulation: Durable, heat-resistant material for engine bay conditions

• 90 Degree Plug Boots: Ensure secure fit and ease of installation

• HEI Style Terminals: Compatible with HEI ignition systems for reliable connections

• Big Block Chevy Compatibility: Designed specifically for large displacement Chevrolet engines

• Performance Design: Engineered to withstand race conditions and demanding environments