MSD Ignition 31803 Super Conductor 8.5 mm Spark Plug Wire Set

The MSD Ignition 31803 Spark Plug Wire Set is designed for Big Block Chevy applications and provides a complete set of 8.5 mm ignition wires in a black finish. This set features Super Conductor construction with a spiral core for dependable ignition performance.

Each wire is equipped with straight plug boots and HEI-style terminals. The straight boot design supports the specified application configuration, while the HEI-style terminals provide the connection style identified for this wire set.

With its 8.5 mm wire size, spiral-core construction, black finish, straight plug boots, and HEI-style terminals, this MSD Ignition kit is a purpose-built replacement or upgrade for compatible Big Block Chevy ignition systems. Verify application details before purchase to ensure the wire set matches your vehicle and ignition setup.

Features:

• Brand: MSD Ignition
• Part Number: 31803
• Wire Type: Super Conductor spark plug wire set
• Wire Size: 8.5 mm
• Core Construction: Spiral core
• Finish: Black
• Plug Boots: Straight
• Terminal Style: HEI style
• Application: Big Block Chevy