Moroso 27220 Spiral Core Ignition Wire Set for Harley-Davidson

The Moroso 27220 is a high-performance spiral-wound ignition wire set designed specifically for Harley-Davidson motorcycles. Moroso's spiral core construction suppresses radio frequency interference (RFI) while delivering a strong, consistent spark to the plugs — a critical advantage for maximizing combustion efficiency and engine performance.

Key Features:

• Spiral core construction — provides excellent RFI/EMI suppression to eliminate interference with electronic components
• High-dielectric silicone insulation — withstands extreme heat and resists cracking, oil, and abrasion
• Low resistance design — ensures full voltage delivery to spark plugs for a complete, reliable burn
• Direct-fit replacement — engineered to match OEM routing and boot angles for Harley-Davidson applications
• Complete set — includes all wires needed for a full ignition wire replacement
• Manufactured by Moroso Performance Products, a trusted name in high-performance ignition and engine components

Upgrading to the Moroso 27220 ignition wire set helps maintain strong ignition performance, reduce misfires, and protect sensitive onboard electronics from interference — all in a durable, long-lasting package built to handle the demands of motorcycle use.