{"product_id":"cvk-main-jet-120-for-scooters-mopeds","title":"Cvk Main Jet (# 120) for Scooters \u0026 Mopeds","description":"\u003ch2\u003eCVK Main Jet (#120) for GY6 Scooters and Mopeds\u003c\/h2\u003e\u003cp\u003eThis CVK Main Jet (#120) suits GY6 scooters and mopeds that use 17.5mm to 24mm Dellorto SHA and PHBG-style carburetors, along with CVK-type carburetors. It has a direct effect on how well your engine performs. You can find it alongside other \u003ca href=\"\/collections\/scooter-carburetors\"\u003escooter carburetors \u0026amp; jets\u003c\/a\u003e in our range. Getting the jetting right may take some trial and error, so check jetting guides for direction.\u003c\/p\u003e\u003ch3\u003eBuild Quality\u003c\/h3\u003e\u003cp\u003eThe main jet uses a Keihin round design and is made to firm quality requirements. It has an M5x0.75 thread and measures 8mm overall, so it works with compatible carburetors. A correct fit matters for keeping the engine running as it should.\u003c\/p\u003e\u003ch3\u003eSigns It May Need Replacing\u003c\/h3\u003e\u003cp\u003eIf acceleration feels weak or idle is uneven, the jet may need attention. Changing it can help balance the fuel-air mix and support better engine efficiency. When tuning for particular riding conditions, testing a few different jet sizes can help you find the best option.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Keihin round-style main jet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e M5x0.75\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 8mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GY6 125cc\/150cc\/169cc engines with Dellorto SHA\/PHBG and CVK-style carburetors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGY6 125cc, 150cc and 169cc engines (157QMJ-based, with 5mm main jet slot carburetor)\u003c\/li\u003e\n\u003cli\u003eEngine codes 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A\u003c\/li\u003e\n\u003cli\u003eOther QMJ, QMK and QMI engines (5mm main jet slot carburetor)\u003c\/li\u003e\n\u003cli\u003eOther FM engine codes (5mm main jet slot carburetor)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm your carburetor has an M5x0.75 main jet thread and a 5mm main jet slot. This jet is not compatible with PHVA carburetors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\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":51138643656761,"sku":"TT-26527","price":4.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/cvk-main-jet-120-1.jpg?v=1794376514","url":"https:\/\/www.trendtimes.com\/products\/cvk-main-jet-120-for-scooters-mopeds","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}