Moroso 72430 Ultra Race Ignition Wire Set - 40

The Moroso 72430 Ultra 40 Race Ignition Wire Set delivers professional-grade performance for high-output racing and street engines. Engineered with premium materials and advanced construction techniques, these spark plug wires are designed to contain spark energy while resisting heat, vibration, and chemical exposure in demanding environments.

Key Features:

• High-temperature silicone spark plug boots withstand extreme under-hood temperatures
• Locking corrosion-resistant spark plug terminals ensure reliable connections
• Silicone-impregnated fiberglass sleeve provides superior insulation and protection
• Stainless steel HEI terminals and brass non-HEI terminals for versatile applications
• High dielectric strength EPDM distributor boots prevent electrical leakage
• Extra insulation layer contains spark energy and prevents crossfire
• Low-resistance core design maximizes spark energy delivery

Moroso's Ultra 40 wire sets are built to meet the demands of competition engines where ignition reliability is critical. The premium construction materials resist oil, fuel, and solvent contamination while maintaining electrical integrity in high-vibration racing conditions.