{"product_id":"keihin-idle-jet-jetkh2","title":"Keihin Idle Pilot Jet for PB \/ CVK Carburetors - GY6 \u0026 50cc","description":"\u003cp\u003e\u003cstrong\u003eEliminate rough idling and low-end bogging with a precision-calibrated Keihin Idle Jet.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eKeihin Idle Jet (Pilot Jet)\u003c\/strong\u003e controls your scooter's fuel mixture from 0% to about 25% throttle. If your bike struggles to stay running at stoplights or hesitates when you twist the throttle, your idle jet is likely clogged or incorrectly sized. These high-quality brass jets are designed for Keihin PB and CVK style carburetors found on most Genuine 50cc and GY6 50cc scooters.\u003c\/p\u003e\u003ch3\u003eDetailed Model Fitment:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Scooter Co (50cc 2-Stroke):\u003c\/strong\u003e Buddy 50, RoughHouse 50, Rattler 50, Black Cat 50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChinese GY6 50cc (139QMB):\u003c\/strong\u003e Fits PD18J and CVK style carburetors used on TaoTao, Wolf, Ice Bear, and Bintelli.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarburetor Compatibility:\u003c\/strong\u003e Keihin PB Series and most 18mm-20mm CVK clones.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Flow:\u003c\/strong\u003e Calibrated internal bore for consistent fuel delivery at low RPMs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Grade Brass:\u003c\/strong\u003e Corrosion-resistant material ensures long-term tuning stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Sizes:\u003c\/strong\u003e Select from #38, #40, or #42 to match your specific engine needs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTuning Tip:\u003c\/h3\u003e\u003cp\u003eIf you have upgraded to a performance exhaust or a \"Big Bore Kit,\" you often need to move up one size (e.g., from a #38 to a #40) to prevent a lean condition. \u003cstrong\u003eJetting is a process of trial and error.\u003c\/strong\u003e \u003c\/p\u003e\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Keihin PB \/ CVK Idle (Pilot) Jet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Machined Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e JETKH2\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e","brand":"Scooterworks USA, LLC","offers":[{"title":"Default Title","offer_id":48111852748987,"sku":"JETKH2    # 38","price":7.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/1340\/6651\/files\/jetkh2_19783e9a-0047-4187-895e-f3f1a85fac52.jpg?v=1784296780","url":"https:\/\/thriftyscooters.com\/products\/keihin-idle-jet-jetkh2","provider":"Thrifty Scooters","version":"1.0","type":"link"}