Moroso 73664 Ultra 40 Spark Plug Wire Set, Blue

The Moroso Ultra 40 spark plug wire set is designed for small-block Chevy applications and features a spiral-core construction for reliable ignition performance. The set uses 8.65 mm blue wires with 90-degree spark plug boots and HEI-style terminals.

Configured for over-valve-cover routing, this plug wire set provides a practical installation layout for compatible small-block Chevy engines. The blue finish adds a distinct appearance while the included wire configuration is tailored to the application described by Moroso.

Use the Moroso part number 73664 when selecting this Ultra 40 plug wire set for your vehicle or engine project. Verify application details before purchase to ensure the wire routing, terminal style and boot design meet your requirements.

Features:

• Brand: MOROSO
• Part Number: 73664
• Construction: Spiral core
• Wire Size: 8.65 mm
• Color: Blue
• Plug Boots: 90-degree
• Terminal Style: HEI-style
• Routing: Over valve cover
• Application: Small-block Chevy
• Product Type: Spark plug wire set