MSD Ignition 31609 Race-Tailored Spark Plug Wire Set for Big Block Chevy

Equip your Big Block Chevy with the MSD Ignition 31609 Spark Plug Wire Set, designed for race-oriented applications requiring tailored fit and dependable ignition wire construction. This kit features an 8.5 mm spiral-core design intended to support consistent spark delivery while maintaining a clean, organized installation.

The wires are finished in red and use 90-degree plug boots with a socket-style configuration. These boots provide a purpose-built connection design for the specified application, while the race-tailored construction helps create a neat routing layout around the engine.

MSD Ignition part number 31609 combines the brand’s recognizable ignition-system design with components specified for Big Block Chevy applications. The set is supplied as a kit and is identified as “BBC Wires - Stock,” making it a focused replacement or installation choice for compatible setups.

Review your vehicle and ignition-system requirements before installation to confirm that the Big Block Chevy application, wire configuration, boot angle, and connection style match your setup.

Features:

• Application: Designed for Big Block Chevy applications
• Core Design: Spiral-core construction
• Wire Size: 8.5 mm wire diameter
• Boot Style: 90-degree plug boots
• Connection Style: Socket-style plug boot configuration
• Finish: Red wire finish
• Configuration: Race-tailored spark plug wire set
• Brand: MSD Ignition
• Part Number: 31609