{"product_id":"cvk-pilot-jet-38-for-scooters-mopeds","title":"Cvk Pilot Jet (# 38) for Scooters \u0026 Mopeds","description":"\u003ch2\u003eCvk Pilot Jet for Genuine Buddy Scooters and GY6 Engines\u003c\/h2\u003e\u003cp\u003eThe Cvk Pilot Jet (#38) suits Genuine Buddy 125 and 150 scooters, plus 139QMB and GY6 engines that use CVK or PWK carburetors. In the fuel system, this jet controls how fuel is metered, so it has a direct effect on engine performance. It is one of the \u003ca href=\"\/collections\/scooter-carburetors\"\u003escooter carburetors \u0026amp; jets\u003c\/a\u003e you can swap to adjust your scooter's setup. Changing the jetting can make a noticeable difference in acceleration and throttle response.\u003c\/p\u003e\u003ch3\u003eBuild and Fit Details\u003c\/h3\u003e\u003cp\u003eThis jet has a round design and is made to tight tolerances. The M6x0.75 thread keeps it firmly seated, and its 28mm overall length lets it install properly in compatible carburetors. It works with several engine codes, so it can be used across a range of scooter models.\u003c\/p\u003e\u003ch3\u003eSigns It Needs Replacing\u003c\/h3\u003e\u003cp\u003eSluggish acceleration or rough, uneven idling can indicate that the pilot jet needs attention. Routine upkeep and occasional jetting checks help keep the engine running well. This part matters most when you are tuning a scooter for stronger power delivery.\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 M6x0.75\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 28mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Buddy 125\/150 scooters, 139QMB and GY6 engines, and CVK or PWK carburetors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBuddy 125, 150 (CVK or PWK carburetor)\u003c\/li\u003e\n\u003cli\u003e139QMB-based 50cc \/ 80cc engines (codes 139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, 147QMD, other QMA and QMB models)\u003c\/li\u003e\n\u003cli\u003e157QMJ-based 125cc \/ 150cc \/ 169cc engines (codes 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A, other QMJ, QMK and QMI models)\u003c\/li\u003e\n\u003cli\u003eOther engines with a QM or FM code when running a CVK or PWK carburetor\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Find the engine code on your motor and check it against the list above, and confirm you have a CVK or PWK carburetor. Dialing in the right jet often takes some trial and error.\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":51138609840185,"sku":"TT-26405","price":5.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/cvk-pilot-jet-38-for-1.jpg?v=1794376371","url":"https:\/\/www.trendtimes.com\/products\/cvk-pilot-jet-38-for-scooters-mopeds","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}