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Compu-Fire

Compu-Fire

Compu-Fire is a trusted name in high-performance motorcycle ignition systems, charging components and starter upgrades for Harley-Davidson models. Known for reliable spark delivery, stable voltage output and strong cranking power, Compu-Fire products help improve starting efficiency, electrical stability and overall engine response. From single-fire ignition modules to high-output starters and 3-phase charging systems, the brand provides dependable solutions for street, touring, and performance-built Harleys.


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  • Out of stock
    Compu-Fire - 55125 - Voltage Regulator 22A - Harley Davidson

    Compu-Fire - 55125 - Voltage Regulator 22A - Harley Davidson

    Compu-Fire

    $184.97
    Compu-Fire - 55125 - Voltage Regulator 22A - Harley DavidsonFeaturesNew generation series regulators reduce load on stator and decrease engine dragWhen not charging, regulator goes to an open...
    $184.97
    Qty in Cart: 0
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    $184.97
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  • Compu-Fire - 55120 - Voltage Regulator 32A - Harley Davidson

    Compu-Fire - 55120 - Voltage Regulator 32A - Harley Davidson

    Compu-Fire

    $235.95
    Compu-Fire - 55120 - Voltage Regulator 32A - Harley DavidsonFeaturesNew generation series regulators reduce load on stator and decrease engine dragWhen not charging, regulator goes to an open...
    $235.95
    Qty in Cart: 0
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    $235.95
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  • Compu-Fire - 55534 - Replacement Stator - 32A Charging System Kit - Harley Davidson

    Compu-Fire - 55534 - Replacement Stator - 32A Charging System Kit - Harley Davidson

    Compu-Fire

    $293.48
    Compu-Fire - 55534 - Replacement Stator - 32A Charging System Kit - Harley DavidsonFeaturesReplacement stator for 32A charging systemsSpecsAmps32 AColor/FinishUnfinishedProduct NameStatorRiding...
    $293.48
    Qty in Cart: 0
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    $293.48
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  • Out of stock
    Compu-Fire - 55405 - Stator - 40A 3-Phase - Twin Cam

    Compu-Fire - 55405 - Stator - 40A 3-Phase - Twin Cam

    Compu-Fire

    $271.83
    Compu-Fire - 55405 - Stator - 40A 3-Phase - Twin CamFeaturesReplacement stator for Compu-Fire charging kits, part #s 2112-0098, 2112-0152 and 2112-0153SpecsAmps40 ABattery Voltage12 VUnitsEachProduct...
    $271.83
    Qty in Cart: 0
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    $271.83
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  • Compu-Fire - 55522 - 32A Charging System Kit - Harley Davidson

    Compu-Fire - 55522 - 32A Charging System Kit - Harley Davidson

    Compu-Fire

    $775.34
    Compu-Fire - 55522 - 32A Charging System Kit - Harley DavidsonFeaturesKit includes stator, rotor and a black series-type regulatorSeries-type regulator reduces load on stator and decreases engine...
    $775.34
    Qty in Cart: 0
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    $775.34
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  • Compu-Fire - 55576 - Charging - System - 40A

    Compu-Fire - 55576 - Charging - System - 40A

    Compu-Fire

    $660.61
    Compu-Fire - 55576 - Charging - System - 40AFeaturesProvides 25 A at idle and 40 A continuously above 2800 rpmUnique narrow rotor and stator fit into Softail/Dyna/FLT primary cases as used by most...
    $660.61
    Qty in Cart: 0
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    $660.61
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  • Compu-Fire - 55404 - Replacement - Stator

    Compu-Fire - 55404 - Replacement - Stator

    Compu-Fire

    $267.48
    Compu-Fire - 55404 - Replacement - StatorFeaturesUnique narrow stator fit into Softail/Dyna/FLT primary cases as used by most custom builders and the voltage regulator bolts on the stock location...
    $267.48
    Qty in Cart: 0
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    $267.48
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  • Out of stock
    Compu-Fire - 55566 - Charging - System - 40A

    Compu-Fire - 55566 - Charging - System - 40A

    Compu-Fire

    $674.63
    Compu-Fire - 55566 - Charging - System - 40AFeaturesProvide 25 A at idle and 40 A continuously above 2800 rpmUnique narrow rotor and stator fit into Softail/Dyna/FLT primary cases as used by most...
    $674.63
    Qty in Cart: 0
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    $674.63
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  • Compu-Fire - 55570 - Charging - System - 40A

    Compu-Fire - 55570 - Charging - System - 40A

    Compu-Fire

    $635.33
    Compu-Fire - 55570 - Charging - System - 40AFeaturesProvides 25 A at idle and 40 A continuously above 2800 rpmUnique narrow rotor and stator fit into Softail/Dyna/FLT primary cases as used by most...
    $635.33
    Qty in Cart: 0
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    $635.33
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  • Out of stock
    Compu-Fire - 55565 - Charging - System - 40A

    Compu-Fire - 55565 - Charging - System - 40A

    Compu-Fire

    $661.95
    Compu-Fire - 55565 - Charging - System - 40AFeaturesProvide 25 A at idle and 40 A continuously above 2800 rpmUnique narrow rotor and stator fit into Softail/Dyna/FLT primary cases as used by most...
    $661.95
    Qty in Cart: 0
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    $661.95
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  • Out of stock
    Compu-Fire - 55560 - Charging - System - 40A

    Compu-Fire - 55560 - Charging - System - 40A

    Compu-Fire

    $635.33
    Compu-Fire - 55560 - Charging - System - 40AFeaturesProvide 25 A at idle and 40 A continuously above 2800 rpmUnique narrow rotor and stator fit into Softail/Dyna/FLT primary cases as used by most...
    $635.33
    Qty in Cart: 0
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    $635.33
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  • Out of stock
    Compu-Fire - 53886 - Gen lll Starter Motor - Harley Davidson

    Compu-Fire - 53886 - Gen lll Starter Motor - Harley Davidson

    Compu-Fire

    $884.62
    Compu-Fire - 53886 - Gen lll Starter Motor - Harley DavidsonFeaturesPowerhouse turns over a full 2 kW, while only drawing 175 A, and yet is encased in a short compact packageFeatures an extended...
    $884.62
    Qty in Cart: 0
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    $884.62
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  • Compu-Fire - 53705 - Gen lll Starter Motor - Harley Davidson

    Compu-Fire - 53705 - Gen lll Starter Motor - Harley Davidson

    Compu-Fire

    $915.49
    Compu-Fire - 53705 - Gen lll Starter Motor - Harley DavidsonFeaturesPowerhouse turns over a full 2 kW, while only drawing 175 A, and yet is encased in a short compact packageFeatures an extended...
    $915.49
    Qty in Cart: 0
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    $915.49
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  • Out of stock
    Compu-Fire - 019-10045 - Pinion Gear - '94-'06 Big Twin

    Compu-Fire - 019-10045 - Pinion Gear - '94-'06 Big Twin

    Compu-Fire

    $96.55
    Compu-Fire - 019-10045 - Pinion Gear - '94-'06 Big TwinFeaturesReplacement pinion gearSpecsMaterialSteelNumber of Teeth10 TeethTypeStarterProduct NamePinion GearUnitsEachRiding StyleStreetFitment2005...
    $96.55
    Qty in Cart: 0
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    $96.55
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  • Compu-Fire - 53735 - Starter - Black

    Compu-Fire - 53735 - Starter - Black

    Compu-Fire

    $585.24
    Compu-Fire - 53735 - Starter - BlackFeaturesPermanent Magnet Gear Reduction (PMGR) Prestolite-style starterMates to OEM starter gear case and output shaftProduces 1.6kW of cranking energy by using a...
    $585.24
    Qty in Cart: 0
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    $585.24
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  • Out of stock
    Compu-Fire - 53730 - Starter - Chrome

    Compu-Fire - 53730 - Starter - Chrome

    Compu-Fire

    $630.27
    Compu-Fire - 53730 - Starter - ChromeFeaturesPermanent Magnet Gear Reduction (PMGR) Prestolite-style starterMates to OEM starter gear case and output shaftProduces 1.6kW of cranking energy by using a...
    $630.27
    Qty in Cart: 0
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    $630.27
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  • Compu-Fire - 53810 - Starter - 1.6 Kw - Black

    Compu-Fire - 53810 - Starter - 1.6 Kw - Black

    Compu-Fire

    $876.81
    Compu-Fire - 53810 - Starter - 1.6 Kw - BlackFeatures1.6kW output allows easy starting with stock battery cablesProduces more cranking power for big-inch Twin Cam enginesOEM size for easy...
    $876.81
    Qty in Cart: 0
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    $876.81
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  • Compu-Fire - 53900 - Starter Motor - Gen lll

    Compu-Fire - 53900 - Starter Motor - Gen lll

    Compu-Fire

    $915.49
    Compu-Fire - 53900 - Starter Motor - Gen lllFeaturesPowerhouse turns over a full 2 kW, while only drawing 175 A, and yet is encased in a short compact packageFeatures an extended jackshaft bolt,...
    $915.49
    Qty in Cart: 0
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    $915.49
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  • Compu-Fire - 53800 - Starter - 1.6 Kw - Chrome

    Compu-Fire - 53800 - Starter - 1.6 Kw - Chrome

    Compu-Fire

    $944.29
    Compu-Fire - 53800 - Starter - 1.6 Kw - ChromeFeatures1.6kW output allows easy starting with stock battery cablesProduces more cranking power for big-inch Twin Cam enginesOEM size for easy...
    $944.29
    Qty in Cart: 0
    Quantity:
    Price:
    $944.29
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  • Compu-Fire - 53700 - Gen lll Starter Motor - Harley Davidson

    Compu-Fire - 53700 - Gen lll Starter Motor - Harley Davidson

    Compu-Fire

    $915.49
    Compu-Fire - 53700 - Gen lll Starter Motor - Harley DavidsonFeaturesPowerhouse turns over a full 2 kW, while only drawing 175 A, and yet is encased in a short compact packageFeatures an extended...
    $915.49
    Qty in Cart: 0
    Quantity:
    Price:
    $915.49
    Subtotal:
  • Out of stock
    Compu-Fire - 22003 - Single-Fire Ignition System - Harley Davidson Compu-Fire - 22003 - Single-Fire Ignition System - Harley Davidson

    Compu-Fire - 22003 - Single-Fire Ignition System - Harley Davidson

    Compu-Fire

    $552.59
    Compu-Fire - 22003 - Single-Fire Ignition System - Harley DavidsonFeaturesEasy way to convert stock ignition systems to single-fire systemKits feature Compu-fire ignition module, high-output...
    $552.59
    Qty in Cart: 0
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    Price:
    $552.59
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  • Out of stock
    Compu-Fire - 22001 - Single-Fire Ignition System - Harley Davidson

    Compu-Fire - 22001 - Single-Fire Ignition System - Harley Davidson

    Compu-Fire

    $552.59
    Compu-Fire - 22001 - Single-Fire Ignition System - Harley DavidsonFeaturesEasy way to convert stock ignition systems to single-fire systemKits feature Compu-fire ignition module, high-output...
    $552.59
    Qty in Cart: 0
    Quantity:
    Price:
    $552.59
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  • Out of stock
    Compu-Fire - 54001 - Starter Gear Set '90-'93 Big Twin

    Compu-Fire - 54001 - Starter Gear Set '90-'93 Big Twin

    Compu-Fire

    $306.21
    Compu-Fire - 54001 - Starter Gear Set '90-'93 Big TwinFeaturesFeatures a 10-tooth pinion gear and an 84-tooth starter ring gear that produces 15% more starting torque than stock (9:66 ratio)...
    $306.21
    Qty in Cart: 0
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    $306.21
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  • Compu-Fire - 54002 - Starter Gear Set '94-'97 Big Twin

    Compu-Fire - 54002 - Starter Gear Set '94-'97 Big Twin

    Compu-Fire

    $267.59
    Compu-Fire - 54002 - Starter Gear Set '94-'97 Big TwinFeaturesFeatures a 10-tooth pinion gear and an 84-tooth starter ring gear that produces 15% more starting torque than stock (9:66 ratio)...
    $267.59
    Qty in Cart: 0
    Quantity:
    Price:
    $267.59
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  • Out of stock
    Compu-Fire - 54003 - Starter Gear Set '98-'06 Big Twin

    Compu-Fire - 54003 - Starter Gear Set '98-'06 Big Twin

    Compu-Fire

    $267.59
    Compu-Fire - 54003 - Starter Gear Set '98-'06 Big TwinFeaturesFeatures a 10-tooth pinion gear and an 84-tooth starter ring gear that produces 15% more starting torque than stock (9:66 ratio)...
    $267.59
    Qty in Cart: 0
    Quantity:
    Price:
    $267.59
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  • Compu-Fire - 55150 - Voltage Regulator 38A - Harley Davidson

    Compu-Fire - 55150 - Voltage Regulator 38A - Harley Davidson

    Compu-Fire

    $295.85
    Compu-Fire - 55150 - Voltage Regulator 38A - Harley DavidsonFeaturesNew generation series regulators reduce load on stator and decrease engine dragWhen not charging, regulator goes to an open...
    $295.85
    Qty in Cart: 0
    Quantity:
    Price:
    $295.85
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Compu-Fire Motorcycle Ignition & Charging Systems – High-Output Starters, Voltage Regulators & Electronic Ignition Upgrades

Compu-Fire has earned a respected position among Harley-Davidson riders and performance builders by offering ignition systems, charging components and starter assemblies designed for consistent and efficient operation. Their ignition modules, including both single-fire and dual-fire designs, are built to improve combustion quality, throttle response and idle smoothness. Riders often choose Compu-Fire ignition upgrades when tuning cammed engines, resolving spark issues or improving overall riding behavior.

 

The brand is also well known for its advanced charging system components that help eliminate voltage drops, dim lighting and electrical strain caused by added accessories. Compu-Fire voltage regulators, 3-phase stators and complete charging kits deliver stable output, strong battery recovery and cooler operating temperatures for long-term reliability. These upgrades are ideal for touring bikes, accessory-heavy builds and custom motorcycles that require consistent and dependable electrical performance.

 

Compu-Fire high-output starters, including the popular Gen III series, are engineered to provide powerful cranking performance even on high-compression engines. These starters reduce strain on the battery and help ensure fast and reliable ignition in all conditions. Additional components such as starter gear sets, rotors and solenoids support long service life and simplified maintenance. For riders upgrading a daily Harley, improving a performance build, or restoring electrical reliability, Compu-Fire offers proven solutions that deliver stable power, strong ignition performance and dependable starting every time.