Moroso 73832 Ultra 40 Race Spark Plug Wires Under Header HEI Style

The Moroso Ultra 40 Race Wire Set (part number 73832) is a high-performance spark plug wire kit designed specifically for under-header routing with HEI-style distributor caps. These professional-grade wires feature protective sleeving to withstand the extreme heat from headers and exhaust components.

Key Features:

• Ultra 40 low-resistance core design for maximum spark energy delivery
• HEI-style distributor cap terminals for GM performance applications
• Heat-resistant sleeving protects wires in under-header routing configurations
• Factory-cut to precise lengths for clean, professional installation
• Locking corrosion-resistant steel terminals ensure reliable connections
• High-temperature OEM-style silicone boots bonded to wire ends
• Sealed construction prevents moisture, fuel, and oil contamination
• Includes color-matched high-temperature wire separators for proper spacing

Moroso BlueMax spark plug wires are engineered for racing and high-performance street applications where reliability and consistent ignition are critical. The specialized sleeving on this set provides extra protection in tight engine bays where wires must route near hot exhaust components.