Harley Ignition
Harley Bike Ignition Systems at JJ Motorsports
Upgrade your Harley’s ignition with premium sensors, stand-alone systems, and plug-in modules from JJ Motorsports, delivering precise timing, hotter spark, and full tuning capability on Twin Cam, Evo, Sportster, and M8 models. These high-performance ignition solutions maximize power and reliability for street or race applications.
Shop Standard Motor Products, ThunderMax, and Daytona Twin Tec ignition systems for proven performance. Explore related categories such as Harley lights and electrical for coils and wires, or Harley for cams and exhaust to complete your ignition and tuning setup.
Top Harley Ignition Systems
- Standard Motor Products Ignition Sensor Assembly Harley-Davidson MC-SPA3 – OEM-style crank position sensor; reliable timing signal for Twin Cam and Evo engines.
- ThunderMax Stand-Alone Ignition System Twin Cam EA5012 – Fully programmable stand-alone ignition; adjustable timing curves for Twin Cam performance builds.
- Daytona Twin Tec LLC Plug-In Ignition Module Harley-Davidson 1009 – Plug-and-play ignition module; advanced timing control for carbureted and EFI Twin Cam.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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DRAG SPECIALTIES Ignition Distributor - Harley Davidson 74478
DRAG SPECIALTIES
$357.33A reliable ignition distributor is fundamental to consistent engine performance and reliable starts, especially in high-demand riding conditions. This Drag Specialties unit for Harley Davidson...21300054- SKU:
- 21300054
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
- PRODUCT NAME:
- DISTRIBUTOR
- IGNITION TYPE:
- MECHANICAL (POINTS)
- RIDING STYLE:
- STREET
$357.33 -
DYNATEK Single-Fire Ignition Switch - Harley Davidson DSK6-2
DYNATEK
$399.99If you're running a carbureted Harley and demand reliable spark under high RPM load, the DYNATEK Single-Fire Ignition Switch delivers the consistent ignition performance that professional drag and...DSK62- SKU:
- DSK62
- Availability:
- Ships Same Business Day
- Weight:
- 2.56 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- IGNITION FIRE METHOD:
- SINGLE
- IGNITION TYPE:
- ELECTRONIC
- PRODUCT NAME:
- IGNITION KIT
- TYPE:
- IGNITION
- UNITS:
- KIT
$399.99 -
DYNATEK Dual-Fire Ignition Switch - Harley Davidson DSK6-1
DYNATEK
$277.77If you're running a carbureted Harley and serious about reliable ignition performance, the DYNATEK Dual-Fire is the system that top drag and road racers have trusted for over a decade to set records...DSK61- SKU:
- DSK61
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- IGNITION TYPE:
- ELECTRONIC
- PRODUCT NAME:
- IGNITION KIT
- UNITS:
- KIT
- IGNITION FIRE METHOD:
- DUAL
- TYPE:
- IGNITION
$277.77 -
COMPU-FIRE Replacement Trigger Rotor for Elite 1 Ignition - Harley Davidson 50108
COMPU-FIRE
$26.46The COMPU-FIRE Replacement Trigger Rotor for Elite 1 Ignition delivers precise ignition timing control that separates optimized performance from guesswork. With eight selectable advance curves and...21010377- SKU:
- 21010377
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- MODEL:
- ELITE 1
- UNITS:
- KIT
- IGNITION FIRE METHOD:
- -
- PRODUCT NAME:
- ROTOR
- TYPE:
- IGNITION MODULE
$26.46Qty in Cart: 0Quantity:Price:$26.46Subtotal: -
DYNATEK 2000I PC Programmable Electronic Ignition Kit D2KI-5P
DYNATEK
$486.66The DYNATEK 2000I PC Programmable Electronic Ignition Kit gives you factory-level timing control with custom-bike simplicity. Whether you're chasing peak horsepower on nitrous and forced induction...21010031- SKU:
- 21010031
- Availability:
- Ships Same Business Day
- Weight:
- 2.03 LBS
- PRODUCT NAME:
- IGNITION KIT
- UNITS:
- EACH
- MODEL:
- DYNA 2000 SERIES
- RIDING STYLE:
- STREET
- IGNITION FIRE METHOD:
- TWIN
- TYPE:
- IGNITION
$486.66 -
DYNATEK 2000I PC Programmable Electronic Ignition Kit D2KI-3P
DYNATEK
$519.99Custom bike builders and vintage engine enthusiasts know that ignition timing is non-negotiable—it's the foundation of reliable starts, smooth idle, and repeatable performance across all RPM ranges...21010029- SKU:
- 21010029
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- IGNITION FIRE METHOD:
- DUAL
- MODEL:
- DYNA 2000 SERIES
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- IGNITION KIT
- TYPE:
- IGNITION
- UNITS:
- EACH
$519.99 -
DYNATEK 2000I PC Programmable Electronic Ignition Kit D2KI-2P
DYNATEK
$519.99If you're running a carbureted custom or vintage bike and need precise ignition timing control with the flexibility to dial in your engine's sweet spot, the DYNATEK 2000I PC Programmable Electronic...21010028- SKU:
- 21010028
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- IGNITION FIRE METHOD:
- SINGLE
- PRODUCT NAME:
- IGNITION KIT
- MODEL:
- DYNA 2000 SERIES
- RIDING STYLE:
- STREET
- TYPE:
- IGNITION
- UNITS:
- EACH
$519.99 -
DYNATEK 2000I PC Programmable Electronic Ignition Kit D2KI-1P
DYNATEK
$311.10If you're running a carbureted custom or vintage bike, ignition timing is everything—and the DYNATEK 2000I puts precise control directly in your hands. This fully programmable system eliminates the...21010027- SKU:
- 21010027
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- IGNITION FIRE METHOD:
- -
- MODEL:
- DYNA 2000 SERIES
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- IGNITION MODULE
- TYPE:
- IGNITION
- UNITS:
- EACH
$311.10 -
DRAG SPECIALTIES Ignition Sensor Assembly - Harley Davidson MC-DRAG060
DRAG SPECIALTIES
$68.43A reliable ignition sensor assembly is critical to maintaining precise spark timing and consistent engine performance on your Harley Davidson. OEM-quality sensors prevent misfires, rough idle, and...08073019- SKU:
- 08073019
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- COLOR/FINISH:
- GRAY
- TYPE:
- IGNITION
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SENSOR
- RIDING STYLE:
- STREET
$68.43Qty in Cart: 0Quantity:Price:$68.43Subtotal: -
DRAG SPECIALTIES Ignition Sensor Assembly - Harley Davidson MC-DRAG061
DRAG SPECIALTIES
$68.43A reliable ignition sensor assembly is the backbone of consistent spark timing and engine performance on your Harley. Ignition system drift or sensor failure directly impacts cold starts, throttle...08073017- SKU:
- 08073017
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GRAY
- UNITS:
- EACH
- PRODUCT NAME:
- SENSOR
- TYPE:
- IGNITION
$68.43Qty in Cart: 0Quantity:Price:$68.43Subtotal: -
On Sale
S&S CYCLE HI-4N Ignition Module Kit - Harley Davidson 550-0502
S&S CYCLE
MSRP: $599.95Now: $551.95Was: $599.95If you're running a carbureted Harley and want reliable ignition performance without the complexity of aftermarket electronics, the S&S CYCLE HI-4N delivers proven single-fire and dual-fire...21010346- SKU:
- 21010346
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- PRODUCT NAME:
- IGNITION KIT
- FEATURES:
- PROGRAMMABLE
- TYPE:
- IGNITION MODULE
- UNITS:
- KIT
- COLOR/FINISH:
- GRAY
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
MSRP: $599.95Now: $551.95Was: $599.95 -
On Sale
S&S CYCLE HI-4N Ignition Module - Harley Davidson 550-0501
S&S CYCLE
MSRP: $411.95Now: $378.99Was: $411.95If you're running a carbureted Harley-Davidson and demand precise ignition timing without the complexity of fuel injection systems, the S&S CYCLE HI-4N delivers reliable, tunable ignition control in...21010345- SKU:
- 21010345
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GRAY
- UNITS:
- EACH
- FEATURES:
- PROGRAMMABLE
- TYPE:
- IGNITION
- PRODUCT NAME:
- IGNITION MODULE
MSRP: $411.95Now: $378.99Was: $411.95 -
On Sale
S&S CYCLE Ignition Rotor - Harley Davidson 55-1247
S&S CYCLE
MSRP: $19.95Now: $18.35Was: $19.95A failing ignition rotor compromises spark timing and engine reliability—especially critical for Harley Davidson riders who demand consistent performance. This S&S Cycle OEM-quality replacement...21010332- SKU:
- 21010332
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- TAN
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- ROTOR
- TYPE:
- IGNITION
MSRP: $19.95Now: $18.35Was: $19.95 -
DAYTONA TWIN TEC LLC Internal Ignition Kit - Harley Davidson 3005-EX
DAYTONA TWIN TEC LLC
$535.95Precision ignition timing is the foundation of reliable engine performance, and the DAYTONA TWIN TEC LLC Internal Ignition Kit gives you complete control over your Harley's firing...21010212- SKU:
- 21010212
- Availability:
- Ships Same Business Day
- Weight:
- 3.57 LBS
- COLOR/FINISH:
- BLACK
- MODEL:
- CALIFORNIA A.R.B E.O. LISTED
- PRODUCT NAME:
- IGNITION KIT
- TYPE:
- IGNITION
- RIDING STYLE:
- STREET
- FEATURES:
- PROGRAMMABLE
- UNITS:
- EACH
$535.95 -
THUNDERMAX Stand-Alone Ignition System - Twin Cam EA5012
THUNDERMAX
$365.95Building a custom Twin Cam engine from the ground up? The THUNDERMAX Stand-Alone Ignition System eliminates the complexity of sourcing and wiring multiple ignition components by consolidating...21010070- SKU:
- 21010070
- Availability:
- Ships Same Business Day
- Weight:
- 3.15 LBS
- COLOR/FINISH:
- BLACK
- IGNITION FIRE METHOD:
- SINGLE
- PRODUCT NAME:
- IGNITION KIT
- UNITS:
- KIT
- COLOR/FINISH:
- GRAY
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- FEATURES:
- PROGRAMMABLE
- TYPE:
- TWIN CAM
$365.95 -
DAYTONA TWIN TEC LLC Plug-In Ignition Module - Harley Davidson 1008-T
DAYTONA TWIN TEC LLC
$464.95The DAYTONA TWIN TEC LLC ignition module gives you precision timing control that carbureted Harley-Davidson engines demand. With dual advance curve families and multi-spark capability, you can dial...21010219- SKU:
- 21010219
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
- COLOR/FINISH:
- BLACK
- STYLE:
- STANDARD
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- IGNITION MODULE
- TYPE:
- IGNITION
- UNITS:
- EACH
$464.95 -
COMPU-FIRE Dual-Fire Ignition Module - '70-'99 Big Twin 20500
COMPU-FIRE
$283.58A reliable ignition system is the foundation of consistent engine performance, and the COMPU-FIRE Dual-Fire Ignition Module delivers the precision timing and dependability that serious Big Twin...21010373- SKU:
- 21010373
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- RIDING STYLE:
- STREET
- IGNITION FIRE METHOD:
- DUAL
- MODEL:
- ELITE 1
- TYPE:
- IGNITION
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- IGNITION MODULE
- UNITS:
- KIT
$283.58Qty in Cart: 0Quantity:Price:$283.58Subtotal: -
COMPU-FIRE Single-Fire Ignition System - Harley Davidson 22003
COMPU-FIRE
$552.59If you're running a carbureted Harley-Davidson and tired of the limitations of a dual-fire ignition system, the COMPU-FIRE Single-Fire Ignition System gives you the precision spark timing and tuning...21010238- SKU:
- 21010238
- Availability:
- Ships Same Business Day
- Weight:
- 2.82 LBS
- RIDING STYLE:
- STREET
- TYPE:
- ELECTRONIC
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- GRAY
- IGNITION FIRE METHOD:
- SINGLE
- PRODUCT NAME:
- IGNITION MODULE
- UNITS:
- KIT
$552.59Qty in Cart: 0Quantity:Price:$552.59Subtotal: -
COMPU-FIRE Single-Fire Ignition System - Harley Davidson 22001
COMPU-FIRE
$552.59If you're running a carbureted Harley with an aging stock ignition system, the COMPU-FIRE Single-Fire Ignition System delivers the spark consistency and tuning control that modern performance demands...21010239- SKU:
- 21010239
- Availability:
- Ships Same Business Day
- Weight:
- 3.30 LBS
- TYPE:
- KICKSTART
- COLOR/FINISH:
- GRAY
- RIDING STYLE:
- STREET
- IGNITION FIRE METHOD:
- SINGLE
- PRODUCT NAME:
- IGNITION MODULE
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
$552.59Qty in Cart: 0Quantity:Price:$552.59Subtotal: -
DAYTONA TWIN TEC LLC Internal Ignition System - Harley Davidson 1005
DAYTONA TWIN TEC LLC
$414.95Precision engine management is non-negotiable when you're pushing your Harley-Davidson to its limits. The DAYTONA TWIN TEC LLC Internal Ignition System delivers tunable ignition control with dual...21010241- SKU:
- 21010241
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- FEATURES:
- PROGRAMMABLE
- TYPE:
- IGNITION
- TYPE:
- KICKSTART
- UNITS:
- EACH
- ELECTRICAL RESISTANCE:
- 3.0 OHMS
- MODEL:
- STANDARD
- PRODUCT NAME:
- IGNITION MODULE
- COLOR/FINISH:
- GRAY
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- TYPE:
- RACE
$414.95
