{"product_id":"nibbi-19mm-pz19-carburetor-kit-for-50cc-125cc-atvs-pit-bikes-spare-jets-easy-tuning","title":"nibbi 19mm PZ19 Carburetor Kit for 50cc–125cc ATVs \u0026 Pit Bikes — Spare Jets, Easy Tuning","description":"\u003cp\u003e\u003cstrong\u003eThe NIBBI PZ19 is a 19mm replacement carburetor kit designed to fit many 50cc–125cc ATVs, pit bikes and mini bikes, offering simple tuning and easy maintenance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you’re swapping a worn factory carburetor or upgrading for easier tuning, the NIBBI PZ19 delivers a direct-fit 19mm intake with accessible jets and a straightforward design. It ships with a selection of main and pilot jets so you can tune fuel delivery for common small-engine bikes from brands like Taotao, Apollo and Coolster.\u003c\/p\u003e\n\n\u003ch3\u003eWill this NIBBI PZ19 carburetor fit my 50cc or 125cc bike?\u003c\/h3\u003e\n\u003cp\u003eThe PZ19 is built around a 19mm intake diameter (0.75\") and standard bolt hole spacing, so it fits many 50cc through 125cc single-cylinder four-stroke engines with matching flange dimensions. Check your original carburetor or intake manifold measurements before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIntake diameter: 19mm \/ 0.75\"\u003c\/li\u003e\n  \u003cli\u003eBolt hole spacing: 48mm (center-to-center)\u003c\/li\u003e\n  \u003cli\u003eOverall height: 134mm \/ 5.28\"\u003c\/li\u003e\n  \u003cli\u003eCommon compatibility: SSR, Taotao, Apollo, Coolster and many mini ATV\/pit bike models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do the included jets and parts help with tuning?\u003c\/h3\u003e\n\u003cp\u003eOut of the box the kit includes a factory main jet #75 and pilot jet #35, plus spare main jets (#70, #72, #78) and an extra pilot jet (#32). These allow incremental fuel adjustments to adapt to altitude, exhaust changes, or aftermarket air filters without buying separate parts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStarter setup: main #75, pilot #35\u003c\/li\u003e\n  \u003cli\u003eIncluded alternatives: main #70, #72, #78; pilot #32\u003c\/li\u003e\n  \u003cli\u003eSwap jets to lean or rich tune depending on riding conditions\u003c\/li\u003e\n  \u003cli\u003eCleanable float bowl and needle for routine maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance or installation tips should I follow?\u003c\/h3\u003e\n\u003cp\u003eThe PZ19’s straightforward design makes cleaning and routine adjustments easy, but installation requires verifying manifold fit and ensuring no debris blocks the float or needle valve. If performance issues appear, remove and clean jets and the float bowl before making further tune changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm flange and bolt center spacing before purchase\u003c\/li\u003e\n  \u003cli\u003eInspect and clean main\/pilot jets if engine runs poorly\u003c\/li\u003e\n  \u003cli\u003eCheck float and needle valve for fuel or dirt blockage\u003c\/li\u003e\n  \u003cli\u003eContact support for troubleshooting—responses within 24 hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I expect professional-level performance from this PZ19 kit?\u003c\/h3\u003e\n\u003cp\u003eWhile not a race-only high-performance carburetor, the NIBBI PZ19 provides reliable, tunable fuel delivery for everyday riding and mild upgrades. Its simplicity is its advantage: fewer parts to fail and easy access to jets for on-the-trail adjustments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSimpler design reduces maintenance time\u003c\/li\u003e\n  \u003cli\u003eIncludes spare jets to dial in mixture quickly\u003c\/li\u003e\n  \u003cli\u003eDurable construction for routine off-road use\u003c\/li\u003e\n  \u003cli\u003eBest for street-legal small bikes, ATVs and pit bikes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The NIBBI PZ19 carburetor kit is ideal for owners of 50cc–125cc ATVs, mini bikes and pit bikes who need a durable, easy-to-tune replacement or a straightforward upgrade. Choose this kit if you want an accessible carburetor with multiple jet sizes included, quick maintenance access, and broad compatibility with common mini bike brands. Always verify your intake flange measurements (19mm intake diameter and 48mm bolt spacing) before purchase to ensure a correct fit.\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 intake diameter and bolt spacing does the PZ19 use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The PZ19 has a 19mm intake diameter and 48mm bolt hole spacing (center-to-center).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which jets are included in the kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes main jets #75, plus spare mains #70, #72, #78 and pilot jets #35 and #32.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"nibbi","offers":[{"title":"Default Title","offer_id":48086194159774,"sku":"B0D59NGDY3","price":42.37,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/nibbi-pz19-front-view.jpg?v=1785889365","url":"https:\/\/northtrailauto.ca\/products\/nibbi-19mm-pz19-carburetor-kit-for-50cc-125cc-atvs-pit-bikes-spare-jets-easy-tuning","provider":"North Trail Auto","version":"1.0","type":"link"}