{"product_id":"main-jet-100-si-carbs-89145","title":"Main Jet #100; SI Carbs","description":"\u003cp\u003eThis 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.\u003c\/p\u003e\n\n\u003cp\u003eJetting is something that takes trial and error. See our \u003ca href=\"https:\/\/www.scooterworks.com\/blog\/2012\/08\/30\/carburetor-jetting-101\/\"\u003eblog\u003c\/a\u003e page of for more info.\u003c\/p\u003e","brand":"Tutti Ricambi","offers":[{"title":"Default Title","offer_id":48111735275707,"sku":"89145","price":6.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/1340\/6651\/files\/89145_fd5478a7-13a2-40c8-899e-b5c33d0b7e46.jpg?v=1784292278","url":"https:\/\/thriftyscooters.com\/products\/main-jet-100-si-carbs-89145","provider":"Thrifty Scooters","version":"1.0","type":"link"}