MSD Spark Plug Wires 8.5mm Copper Core Silicone 90 Degree Black Universal V8 High-Performance Ignition Leads MSD-31223

MSD 8.5mm Copper Core Spark Plug Wires - 90 Degree Universal V8

Upgrade your V8 ignition system with MSD's premium 8.5mm copper core spark plug wires. Featuring 90-degree boots and high-temperature silicone jacketing, these universal-fit wires deliver maximum spark energy and reliability for high-performance street and race applications.

Key Features:

• Copper Core Construction: Superior conductivity for maximum spark energy transfer with minimal resistance
• 8.5mm High-Temp Silicone Jacket: Black silicone outer jacket withstands extreme engine bay heat without cracking or degradation
• 90-Degree Boots: Angled boots provide clearance in tight spaces and professional routing around valve covers
• Universal V8 Fitment: Complete set designed to fit most V8 distributor ignition systems
• Low Resistance Design: Optimized for consistent, powerful spark delivery across all RPM ranges
• Heat and Chemical Resistant: Withstands oil, fuel, and high temperatures in demanding applications
• MSD Quality: Proven performance and reliability from the ignition experts

Specifications:

• Wire Diameter: 8.5mm
• Core Type: Copper conductor
• Jacket Material: High-temperature silicone, black
• Boot Style: 90-degree angled
• Application: Universal V8 engines (distributor ignition)
• Configuration: Complete wire set
• Part Number: MSD-31223

Perfect for: Classic muscle cars, street rods, custom V8 builds, hot rods, drag racing, and any distributor-based V8 application requiring reliable high-energy ignition with tight clearances.

The 90-degree boots make these wires ideal for engines with limited clearance between valve covers and chassis components, providing clean routing and professional appearance.