{"product_id":"novino-40pcs-carburetor-jet-kit-for-pwk-keihin-cvk-oko-main-slow-jet-set","title":"NOVINO 40PCS Carburetor Jet Kit for PWK \/ Keihin CVK \/ OKO – Main \u0026 Slow Jet Set","description":"\u003cp\u003eUpgrade your carburetor tuning with the NOVINO 40PCS Carburetor Jet Kit. Crafted in solid brass, this jet set is designed for PWK, Keihin CVK, PE types, OKO, KOSO, Stage-6, Polini, and more. Whether you ride a scooter, ATV, or kart powered by a 125cc–250cc GY6 engine, this kit helps you dial in fuel delivery for a more consistent mixture across idle, mid-range, and high RPM. The result is smoother starts, steadier idling, and a throttle response that feels predictable in real-world riding conditions.\u003c\/p\u003e\n  \u003cp\u003eThe precision brass jets in this kit are machined to tight tolerances, offering reliable threads and repeatable metering. You can rely on uniform metering across a wide range of sizes, reducing guesswork when you tune for different fuels or elevation changes. The included sizes cover a broad spectrum of tuning scenarios, so you can fine-tune your carburetor without swapping components from other brands. The brass construction also offers ease of soldering or cleaning with standard solvents used in maintenance routines.\u003c\/p\u003e\n  \u003ch2\u003eWhat is included\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eSlow Pilot Jets: sizes 32, 35, 38, 40, 42, 45, 48, 50, 52, 55; thread size 6 x 0.75 mm; overall length 28 mm\u003c\/li\u003e\n    \u003cli\u003eMain Jets: sizes 100, 105, 108, 110, 115, 120, 125, 130, 135, 140 (PWK 21mm-34mm); thread pitch 4.7 x 2.5 mm; nut diameter 5.7 mm; thread length 5 mm\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cul\u003e\n    \u003cli\u003eMain Jets (continued): sizes 155, 158, 160, 162, 165, 168, 170, 172, 175, 178 (PWK 28mm-42mm); nut diameter 6 mm; included lengths ensure reliable alignment\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eCompatibility and fit notes: This kit is intended for PWK, CVK, PE-type carbs and brands such as OKO, KOSO, Stage-6, and Polini. It is not compatible with CV, VE, or CVK carburetors above 3 cm in bore size. The thread sizes match common on-carby metric standards for straightforward installation.\u003c\/p\u003e\n  \u003ch2\u003eBenefits in practice\u003c\/h2\u003e\n  \u003cp\u003eIn practice, selecting the right jet sizes translates to a more predictable fueling map. You may experience crisper mid-range acceleration, steadier idle during cold starts, and a more linear throttle feel at higher RPM. The kit provides options to experiment with different fuels, elevations, and riding styles, without altering your engine hardware. It does not guarantee specific results, but it offers reliable options for tuning control.\u003c\/p\u003e\n  \u003ch2\u003eWho is this for\u003c\/h2\u003e\n  \u003cp\u003eThis set is ideal for riders tuning PWK, CVK, or PE type carburetors in scooters, ATVs, and kart builds powered by 125cc–250cc GY6 engines. It is a practical upgrade for hobbyists, shops, or anyone building a tuned or stock setup and seeking broader metering choices.\u003c\/p\u003e\n  \u003cp\u003ePro tip: keep track of which jet pair you used and under what conditions; small differences can accumulate into a noticeable driving feel over time.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What bikes or engines fit this jet kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with PWK, CVK, PE carburetors, including OKO, KOSO, Stage-6, Polini, on scooters, ATVs, and Karts with 125cc–250cc GY6 motors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What’s included and how many jets are there?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: 40 total jets: 10 slow pilot jets and 30 main jets in multiple sizes for broad tuning options.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NOVINO","offers":[{"title":"Default Title","offer_id":42465696677973,"sku":"B09XH2N23J","price":28.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/novino-slow-pilot-jet-32.jpg?v=1778018573","url":"https:\/\/plentytorque.co.uk\/products\/novino-40pcs-carburetor-jet-kit-for-pwk-keihin-cvk-oko-main-slow-jet-set","provider":"PlentyTorque","version":"1.0","type":"link"}