{"product_id":"main-jet-48-for-sha-shb-carbs-for-scooters-mopeds","title":"Main Jet #48 for SHA\/SHB Carbs for Scooters \u0026 Mopeds","description":"\u003ch2\u003eMain Jet #48 for Small Frame Vespas and PHBG Carbs\u003c\/h2\u003e\u003cp\u003eThis main jet is made for small frame Vespa scooters that use 16mm and 19mm carburetors. It controls how much fuel flows through the carb during operation. It also works with PHBG carburetors, so it suits anyone servicing \u003ca href=\"\/collections\/scooter-carburetors\"\u003escooter carburetors \u0026amp; jets\u003c\/a\u003e. Getting the jetting right can help performance, and this part plays a key role in tuning your scooter's engine.\u003c\/p\u003e\u003ch3\u003eWhat the Jet Sizes Mean\u003c\/h3\u003e\u003cp\u003eMain jets come in a range of sizes, from 37 up to 88. This jet, #48, is the size meant for small frame Vespa scooters. The needle runs through the main jet, so it has a direct effect on how fuel is delivered overall.\u003c\/p\u003e\u003ch3\u003eFitting and Tuning\u003c\/h3\u003e\u003cp\u003eTo swap the main jet, take out the current one and fit the new one in its place. Finding the right jetting often takes some testing. For guidance on adjusting jetting to suit your scooter, check the available reference materials.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e #48\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Carbs with SHA\/SHB or PHBG type main jets, including Vespa small frame 16mm and 19mm carbs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eSuits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVespa small frame (16mm and 19mm carbs)\u003c\/li\u003e\n\u003cli\u003ePHBG carbs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to pick the right one:\u003c\/strong\u003e Only use this jet if your carburetor takes a #48 main jet, which falls within the 37 to 88 range. Check the size stamped on your existing jet before buying.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-carburetors\"\u003eScooter Carburetors \u0026amp; Jets\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51138436071481,"sku":"TT-25649","price":3.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/main-jet-48-for-sha-shb-carbs-1.jpg?v=1794375274","url":"https:\/\/www.trendtimes.com\/products\/main-jet-48-for-sha-shb-carbs-for-scooters-mopeds","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}