All Moroso spark plug wires feature silicone plug boots that withstand high temperatures (up to 600°), and have a silicone jacket to reduce heat and chafing. Locking stainless steel terminals that stay connected under high vibration and are fully compatible with the Harley-Davidson® ION sensing coils used on virtually all late model bikes. Moroso High Performance Ignition wire combines state of the art engineering with the Finest “Made In the USA” workmanship and the very highest standards of quality control available.
Upgrade your ignition system with MOROSO 28624 Ultra 40 ignition wires, designed for high-performance applications and demanding operating conditions. These red ignition wires feature silicone plug boots that withstand temperatures up to 600°F, along with silicone and EPDM insulation jackets designed to reduce heat exposure and chafing.
Locking stainless steel terminals help the wires stay connected under high vibration and are compatible with Harley-Davidson ION sensing ignition coils used on virtually all late-model bikes. With a resistance of 40 ohms per foot, the wires are designed for efficient spark transmission in high-compression and high-energy ignition systems.
MOROSO 28624 ignition wires provide dual-layer insulation and EMI/RFI protection to help reduce interference and feedback affecting radio, GPS, and other electronics when installing high-voltage ignition coils. They are described as an upgrade for performance builds and an excellent choice for Stage 2, Stage 3, and Stage 4 bikes. Manufactured in the USA.
Features:
- Resistance: 40 ohms per foot
- Compatibility: Designed for Harley-Davidson ION sensing ignition coils
- High-temperature protection: Silicone plug boots withstand temperatures up to 600°F
- Terminal design: Locking stainless steel terminals help maintain connection under high vibration
- Insulation: Dual-layer EPDM and silicone insulation jackets help reduce heat and chafing
- Interference protection: EMI/RFI insulation helps protect against radio, GPS, and electronics interference and feedback
- Performance use: Designed for spark transmission in high-compression and high-energy ignition systems
- Application: Excellent choice for Stage 2, Stage 3, and Stage 4 bikes
- Manufacturing: Made in the USA
Fitment:
Harley Davidson FXR Super Glide 1982
Harley Davidson FXR Super Glide 1983
Harley Davidson FXR Super Glide 1986
Harley Davidson FXR Super Glide 1987
Harley Davidson FXR Super Glide 1988
Harley Davidson FXR Super Glide 1989
Harley Davidson FXR Super Glide 1990
Harley Davidson FXR Super Glide 1991
Harley Davidson FXR Super Glide 1992
Harley Davidson FXR Super Glide 1993
Harley Davidson FXR Super Glide 1994
Harley Davidson FXRC Low Glide 1985
Harley Davidson FXRC Low Rider Chrome 1987
Harley Davidson FXRD Grand Touring 1986
Harley Davidson FXRDG Disc Glide 1984
Harley Davidson FXRS Low Glide 1982
Harley Davidson FXRS Low Glide 1983
Harley Davidson FXRS Low Glide 1984
Harley Davidson FXRS Low Glide 1985
Harley Davidson FXRS Low Glide 1987
Harley Davidson FXRS Low Glide 1988
Harley Davidson FXRS Low Glide 1989
Harley Davidson FXRS Low Glide 1990
Harley Davidson FXRS Low Glide 1991
Harley Davidson FXRS Low Glide 1992
Harley Davidson FXRS Low Rider 1986
Harley Davidson FXRS-Conv Low Rider Convertible 1990
Harley Davidson FXRS-Conv Low Rider Convertible 1991
Harley Davidson FXRS-Conv Low Rider Convertible 1992
Harley Davidson FXRS-Conv Low Rider Convertible 1993
Harley Davidson FXRS-SP Low Rider Sport 1986
Harley Davidson FXRS-SP Low Rider Sport 1987
Harley Davidson FXRS-SP Low Rider Sport 1988
Harley Davidson FXRS-SP Low Rider Sport 1989
Harley Davidson FXRS-SP Low Rider Sport 1990
Harley Davidson FXRS-SP Low Rider Sport 1991
Harley Davidson FXRS-SP Low Rider Sport 1992
Harley Davidson FXRS-SP Low Rider Sport 1993
Harley Davidson FXRT Sport Glide 1983
Harley Davidson FXRT Sport Glide 1984
Harley Davidson FXRT Sport Glide 1985
Harley Davidson FXRT Sport Glide 1986
Harley Davidson FXRT Sport Glide 1987
Harley Davidson FXRT Sport Glide 1988
Harley Davidson FXRT Sport Glide 1989
Harley Davidson FXRT Sport Glide 1990
Harley Davidson FXRT Sport Glide 1991
Harley Davidson FXRT Sport Glide 1992
