Moroso High Performance Ultra 40 Ignition Wire - 40/SET 1980-1984 FL 1984-1999… — Harley-Davidson (1980-1999)

Moroso High Performance Ultra 40 ignition wire set engineered for late-model Harley-Davidson engines with ION sensing coils. Features 40 ohms per foot resistance, silicone boots rated to 600°F, and DuPont Kevlar cores for durability under high vibration.

Features

• 8.65mm diameter with 40 ohms per foot resistance
• 100% compatible with Harley ION Sense ignition coils
• Nickel copper alloy conductors for superior spark energy
• Extra-thick EPDM dielectric layer
• High-temperature silicone boots (600°F rated)
• Locking stainless steel plug terminals
• DuPont Kevlar core — four times stronger than standard aramid

Specifications

• Brand: Moroso
• Manufacturer Part #: 28322
• UPC: 84663283222
• Resistance: 40 ohms per foot
• Wire Diameter: 8.65mm
• Boot Material: Silicone (600°F rated)
• Terminals: Locking stainless steel
• Core Material: DuPont Kevlar
• Weight: 0.22 lbs

Fitment

Compatible with late-model Harley-Davidson engines equipped with ION sensing ignition coils.

Frequently Asked Questions

Will these work with my Harley's stock ION coil system?

Yes — 100% compatible with Harley ION Sense ignition coils used on virtually all late-model bikes.

What's the resistance rating?

40 ohms per foot — class-leading resistance that improves spark energy transfer.

Can these boots handle high engine heat?

Yes — silicone boots are rated to withstand temperatures up to 600°F.

Do the terminals stay tight under vibration?

Yes — locking stainless steel terminals are engineered to remain connected under high vibration.

Are these made in the USA?

Yes — Moroso High Performance wires are manufactured in the USA.