{"product_id":"harddrive-hd-performance-coils-hp-coil-dual-fire-quad-tower-820-60415","title":"Harddrive HD Performance Coils - HP Coil Dual Fire Quad Tower — Harley-Davidson Sportster 1200 Custom, Sportster Sport, Sportster 1200 (1998-2003)","description":"\u003cp\u003eHarddrive HD Performance Coils deliver 30,000 volts of spark energy for V-twin motorcycles, boosting peak spark voltage by 20% or more compared to stock coils. ION Sense feedback keeps the coil synchronized with stock Harley EFI systems for reliable cold starts and high-RPM performance without tuning modifications.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e30,000-volt high-power output\u003c\/li\u003e\n  \u003cli\u003eION Sense feedback compatible with stock Harley EFI ECU\u003c\/li\u003e\n  \u003cli\u003eDual Fire and Single Fire application support\u003c\/li\u003e\n  \u003cli\u003eIncreases peak spark voltage by 20% or more\u003c\/li\u003e\n  \u003cli\u003eImproves cold starts and eliminates high-speed misfire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Harddrive\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 10-2014\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 191361439513\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpark Output:\u003c\/strong\u003e 30,000 volts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 3 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 4 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China (Mainland)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits V-twin motorcycles, including Harley-Davidson and Indian Motorcycle models equipped with stock EFI systems and dual-fire or single-fire ignition.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill this coil work with my stock Harley ECU without a tuner?\u003c\/h3\u003e\n\u003cp\u003eYes — ION Sense feedback keeps the coil synced with your stock EFI computer. No tuner or fuel management required.\u003c\/p\u003e\n\u003ch3\u003eHow much hotter is the spark compared to stock?\u003c\/h3\u003e\n\u003cp\u003ePeak spark voltage increases by 20% or more, delivering a stronger, faster spark for better combustion.\u003c\/p\u003e\n\u003ch3\u003eDoes this fit both Dual Fire and Single Fire systems?\u003c\/h3\u003e\n\u003cp\u003eYes. These coils support both Dual Fire and Single Fire ignition architectures.\u003c\/p\u003e\n\u003ch3\u003eWill this stop my high-speed misfire?\u003c\/h3\u003e\n\u003cp\u003eThe increased spark intensity and faster ignition typically resolve high-speed miss conditions caused by weak stock coils.\u003c\/p\u003e\n\u003ch3\u003eDo I need to replace both coils?\u003c\/h3\u003e\n\u003cp\u003eCheck your bike's ignition system — some V-twins use one coil, others use two. Confirm your coil count before ordering.\u003c\/p\u003e","brand":"Harddrive","offers":[{"title":"Default Title","offer_id":53036026560623,"sku":"820-60415","price":108.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/4d60-654e809ea87e4.png?v=1777531166","url":"https:\/\/vtwinbikers.com\/products\/harddrive-hd-performance-coils-hp-coil-dual-fire-quad-tower-820-60415","provider":"Vtwinbikers","version":"1.0","type":"link"}