{"product_id":"ncy-performance-ac-cdi-gy6-139qmb-no-rev-limiter","title":"NCY Performance AC CDI, GY6 (139QMB) No Rev Limiter","description":"\u003ch2\u003e\u003cstrong\u003eNCY Performance AC CDI, GY6 (139QMB), No Rev Limiter\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUnlock your engine's full potential with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eNCY Performance CDI\u003c\/strong\u003e. Designed specifically for 139QMB and GY6-based 50cc–170cc scooters, this high-output ignition module replaces your restrictive factory CDI with a more aggressive ignition curve and, most importantly,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eremoves the factory rev limiter\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e— allowing your engine to reach higher RPMs and sustain power through the top of the rev range.\u003c\/p\u003e\n\u003cp\u003eHoused in a rugged orange billet aluminum casing, the housing doubles as a heat sink to protect the internal transformer, which boosts system voltage to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e400–600 volts\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor a hotter spark and more efficient combustion.\u003c\/p\u003e\n\u003ch2\u003eKey Performance Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRev Limiter Removed:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEliminates the electronic RPM ceiling found on stock units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAggressive Timing Map:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRetuned ignition curve for improved acceleration and throttle response\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Output:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e400–600V transformer boosts spark intensity for reliable ignition\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet Aluminum Housing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProtects sensitive electronics from road vibration and heat\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e6-Pin (2+4) AC Ignition\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodule compatible with most Chinese-manufactured GY6 engines:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine Family\u003c\/th\u003e\n\u003cth\u003eCompatible Codes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e50cc \/ 80cc (139QMB)\u003c\/td\u003e\n\u003ctd\u003e139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e125cc \/ 150cc \/ 170cc (157QMJ)\u003c\/td\u003e\n\u003ctd\u003e157QMJ, 161QMK, 152QMI, 1P61QMK, 1P57QMJ, 1P52FMI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eThis CDI works with scooters like the Lance Cali Classic, Havana Classic, Lance PCH, and Lance Cabo!\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e****NOTE: There are no returns on electrical parts. Please compare photos and part numbers before purchasing for quality and fitment on your scooter. It is always recommended to hire a professional mechanic for installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003ci\u003eQuestions about parts \u0026amp; compatibility? Visit the contact page. - HB SCOOTERS PARTS - Professional Scooter Dealership in Southern California Since 2008\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"NCY","offers":[{"title":"Default Title","offer_id":47925717205250,"sku":"0900-1005","price":67.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/9407\/8210\/files\/NCYPerformanceCDI1.webp?v=1780342947","url":"https:\/\/hbscootersparts.com\/products\/ncy-performance-ac-cdi-gy6-139qmb-no-rev-limiter","provider":"hbscootersparts.com","version":"1.0","type":"link"}