{"product_id":"mikuni-large-round-main-jets-4-pk-127-5-134-71275","title":"Mikuni Large Round Main Jets - 4\/PK #127.5","description":"\u003cp\u003eGenuine Mikuni large round main jets sized #127.5, sold in a 4-pack for V-twin motorcycle carburetors. These jets meter fuel flow at cruise and part-throttle, and are essential for proper jetting when tuning a Harley or Indian carburetor.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e4-pack quantity\u003c\/li\u003e\n  \u003cli\u003eGenuine Mikuni large round design\u003c\/li\u003e\n  \u003cli\u003e#127.5 orifice size\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 Mikuni\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e FN100604-127.5\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 4 per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Japan\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits V-twin motorcycles equipped with Mikuni carburetors using large round main jets.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat size is the #127.5 jet?\u003c\/h3\u003e\n\u003cp\u003e#127.5 is the orifice diameter in hundredths of a millimeter — a mid-range main jet for most stock and mildly modified V-twin engines.\u003c\/p\u003e\n\u003ch3\u003eHow do I know if I need larger or smaller jets?\u003c\/h3\u003e\n\u003cp\u003eLarger jets richen the fuel mixture; smaller jets lean it out. Consult your carburetor tuning guide or dyno shop for your specific engine and altitude.\u003c\/p\u003e\n\u003ch3\u003eWill these fit my Harley or Indian?\u003c\/h3\u003e\n\u003cp\u003eYes, if your bike runs a Mikuni carburetor with large round main jets. Check your carb model and existing jet size before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhy buy a 4-pack?\u003c\/h3\u003e\n\u003cp\u003eFour jets give you spares and let you test different sizes during jetting without waiting for reorders — useful for tuning and backup.\u003c\/p\u003e","brand":"Mikuni","offers":[{"title":"Default Title","offer_id":53034991583343,"sku":"134-71275","price":71000.0,"currency_code":"COP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_ee4bb7bb-95aa-4c3f-9553-80af642d2e58.png?v=1779558735","url":"https:\/\/vtwinbikers.com\/en-co\/products\/mikuni-large-round-main-jets-4-pk-127-5-134-71275","provider":"Vtwinbikers","version":"1.0","type":"link"}