Moroso 73714 Ultra Unsleeved Spark Plug Wire Set Big Block Chevy - 40

The Moroso 73714 Ultra 40 Unsleeved Custom-Fit Spark Plug Wire Set delivers professional-grade ignition performance for big block Chevrolet engines at an exceptional value. Engineered for serious racers who demand reliability without compromising their budget, this wire set features advanced construction that maximizes spark energy transfer while minimizing electromagnetic and radio frequency interference.

Key Features:

• 8.65mm diameter spiral core design with class-leading 40 ohms of resistance per foot
• Kevlar core construction that is four times stronger than standard aramid fiber cores for exceptional dielectric strength
• Nickel copper alloy conductors wrapped at optimum ratio for superior spark energy transfer
• Extra-thick EPDM insulation layer provides greater dielectric strength and voltage protection
• Closely woven fiberglass with silicone-impregnated insulation adds up to 8,000 extra volts of protection
• High-temperature silicone boots withstand temperatures up to 600 degrees Fahrenheit
• Locking terminals ensure positive connections to spark plugs and distributor
• Unsleeved design routes under headers with crab-style distributor cap applications
• Black wire with spiral-wound conductor for maximum EMI/RFI suppression

This complete set is custom-fit for big block Chevy applications and includes all necessary wires for a proper installation. The Ultra 40 series represents the most powerful and interference-resistant unsleeved wires available for racing applications today.