Moroso High Performance Ultra 40 Ignition Wire Set - Harley Evolution & Twin Cam
About Moroso
Moroso has manufactured racing components in Connecticut since 1968, supplying engine, chassis and shop products developed through motorsport.
Maximize the spark energy and reliability of your Harley-Davidson Evolution or Twin Cam engine with Moroso High Performance Ultra 40 Ignition Wires. Engineered for late-model V-twin performance, these wires ensure a powerful and consistent ignition.
Why riders pick this
- Optimized 40 ohms/foot resistance for strong spark
- DuPont Kevlar core provides extreme durability
- Nickel-copper conductors enhance spark energy
- 600°F rated silicone boots resist high heat
- Compatible with Harley ION Sense ignition coils
- Robust 8.65mm diameter with thick insulation
The Moroso High Performance Ultra 40 Ignition Wire set is built for riders who demand the best from their Harley-Davidson. Featuring a 40 ohms per foot resistance and nickel-copper alloy conductors, these wires are designed to deliver superior spark energy to your plugs. This translates to more efficient combustion, improved throttle response, and a stronger running engine, whether you're on a Softail, Dyna, or Touring platform.
Advanced Ignition for Your V-Twin
- 8.65mm diameter with 40 ohms per foot resistance
- DuPont Kevlar core is four times stronger than standard aramid
- Nickel-copper alloy conductors for superior spark energy
- Extra-thick EPDM dielectric layer for robust insulation
- High-temperature silicone boots rated to 600°F
- Locking stainless steel plug terminals for secure connections
Reliable Power Delivery
These Ultra 40 ignition wires are 100% compatible with Harley-Davidson ION sensing ignition coils, making them an ideal upgrade for a wide range of late-model engines. The durable construction, including high-temperature silicone boots and a DuPont Kevlar core, ensures these wires can withstand the extreme conditions of a performance V-twin. Invest in a dependable ignition system that keeps your power delivery consistent and strong, ride after ride.
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
Common questions
Will these ignition wires work with my late-model Harley-Davidson engine equipped with ION sensing coils?
Yes, Moroso High Performance Ultra 40 Ignition Wires are 100% compatible with Harley-Davidson ION Sense ignition coils used on many late-model V-twin engines.
Are these wires difficult to install on my Harley?
Installation is generally straightforward for most mechanically inclined riders, as these are designed as a direct replacement for your factory ignition wires. Ensure the engine is cool before handling ignition components.
What are the benefits of the DuPont Kevlar core?
The DuPont Kevlar core provides exceptional strength and durability to the ignition wires, making them four times stronger than wires with standard aramid cores. This helps them resist stretching, vibration, and damage over time.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Moroso |
| TYPE | Electrical |
| SKU | 82-8322 |
| WEIGHT | 0.22 lb |
