{"product_id":"main-jet-135-si-carbs-150536","title":"Main Jet #135, SI Carbs","description":"This is the small, cone-shaped jet at the bottom of the main jet stack. They come in various sizes ranging 82-165. Most vintage Vespas will use one in the 85-116 range, though performance-modded engines can drink a lot more gas and use much bigger jets. The larger the number, the more fuel will flow through.\n\n\u003cp\u003e\n\nJetting is something that takes trial and error. See our \u003ca href=\"http:\/\/www.scooterworks.com\/blog\/carburetor-jetting-101\"\u003eblog of jetting instructions\u003c\/a\u003e for more info. \u003c\/p\u003e","brand":"Spaco","offers":[{"title":"Default Title","offer_id":47670604333221,"sku":"150536","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/2627\/1141\/files\/150536_f9cc950e-8dd8-4276-b391-eb4ff869feff.jpg?v=1774953214","url":"https:\/\/classicscootersusa.com\/products\/main-jet-135-si-carbs-150536","provider":"Classic Scooters USA","version":"1.0","type":"link"}