{"product_id":"cvk-main-jet-124-for-scooters-mopeds","title":"Cvk Main Jet (# 124) for Scooters \u0026 Mopeds","description":"\u003ch2\u003eCVK Main Jet #124 for 139QMB and GY6 Scooters and Mopeds\u003c\/h2\u003e\u003cp\u003eThe CVK Main Jet #124 suits 139QMB and GY6 scooters and mopeds. It fits a range of CVK carburetors with a 5mm main jet opening, so it works well for adjusting your engine's tune. This component has a direct effect on how your vehicle performs. As with other \u003ca href=\"\/collections\/scooter-carburetors\"\u003ecarburetor jets and parts for scooters\u003c\/a\u003e, the results depend on how carefully it is set up.\u003c\/p\u003e\u003ch3\u003eBuild and Fit Details\u003c\/h3\u003e\u003cp\u003eThis main jet uses a Keihin round-style body, so it sits properly in compatible carburetors. The thread size is M5x0.80 and the overall length is 8mm. It is made for the typical needs of scooter and moped engines and is intended to perform dependably in them.\u003c\/p\u003e\u003ch3\u003eWhich Engines It Suits\u003c\/h3\u003e\u003cp\u003eThe CVK Main Jet #124 works with several engine families, mainly those built on the 139QMB and 157QMJ platforms. If the engine code includes \"QM\" or \"FM\" and your carburetor is a CVK with a 5mm main jet opening, this jet should be suitable.\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 M5x0.80\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 139QMB-based 50cc\/80cc GY6 engines and 157QMJ-based 125cc\/150cc\/169cc engines with a 5mm main jet slot CVK\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility List\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, 147QMD engines (50cc\/80cc)\u003c\/li\u003e\n\u003cli\u003eOther QMA and QMB engines (50cc\/80cc)\u003c\/li\u003e\n\u003cli\u003e157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A engines (125cc\/150cc\/169cc)\u003c\/li\u003e\n\u003cli\u003eOther QMJ, QMK and QMI engines (125cc\/150cc\/169cc)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check the engine code on your motor against the list above, or use any QM or FM engine paired with a CVK carburetor that has a 5mm main jet slot.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse 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":51138616426553,"sku":"TT-26427","price":4.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/cvk-main-jet-124-1.jpg?v=1794376403","url":"https:\/\/www.trendtimes.com\/products\/cvk-main-jet-124-for-scooters-mopeds","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}