{"product_id":"nstreet-34mm-vm34-universal-2-stroke-carburetor-for-polaris-250-400-cable-choke-oem-fit","title":"NStreet 34mm VM34 Universal 2-Stroke Carburetor for Polaris 250–400 (Cable Choke, OEM-Fit)","description":"\u003cp\u003e\u003cstrong\u003eThe NStreet 34mm VM34 cable-choke carburetor is a universal aftermarket replacement designed to restore fuel delivery and throttle response on a wide range of Polaris 250–400 ATVs from the 1990–2006 era.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Polaris is running rough, hesitating, or leaking fuel because of a worn or damaged OEM carburetor, this NStreet unit is built to match VM34 dimensions and many common OEM part numbers. It fits numerous Trail Blazer, Trail Boss, Xplorer, Xpress, Big Boss, Sport and Scrambler models and comes with the 34mm intake bore, cable choke configuration and standard mounting sizes that simplify swaps on compatible machines.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Polaris models will this carburetor fit?\u003c\/h3\u003e\n\u003cp\u003eThis carburetor is specified for many Polaris 250–400 models across the 1990–2006 range. Before buying, compare the physical shape and measurements to your OEM part since some installations require minor modifications or professional fitting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCommon fits: Trail Blazer 250, Trail Boss 250\/350L, Xplorer 250\/300\/400, Xpress 300\/400, Big Boss 300\/400L, Sport\/Scrambler 400.\u003c\/li\u003e\n  \u003cli\u003eCheck years listed for each model to confirm compatibility.\u003c\/li\u003e\n  \u003cli\u003eCross-references include OEM numbers like 3130424, 3130498, 3130710 and others.\u003c\/li\u003e\n  \u003cli\u003eRecommended: verify intake bore and mounting pattern match your machine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the 34mm VM34 design affect performance?\u003c\/h3\u003e\n\u003cp\u003eThe 34mm bore controls airflow and fuel atomization appropriate for small-to-mid displacement Polaris engines. Proper sizing helps maintain throttle response, steady idling and predictable midrange power without over-venting or bogging.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e34mm intake inner diameter, 40mm outer diameter for the intake mouth.\u003c\/li\u003e\n  \u003cli\u003eAir filter mount inner diameter 44mm, outer 47mm — matches many stock filters.\u003c\/li\u003e\n  \u003cli\u003eCable choke for easier cold starts with standard lever routing.\u003c\/li\u003e\n  \u003cli\u003eTuned for OEM-style jetting; may need re-jetting when used with modified engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect during installation and setup?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward on machines with matching mounting geometry but can require small adjustments on some chasses. Hoses, throttle cables and intake boots should be checked for fit; professional installation is suggested if you're unsure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect throttle cable routing and choke cable clearance before mounting.\u003c\/li\u003e\n  \u003cli\u003eVerify gasket sealing surfaces and use new clamps for intake boots.\u003c\/li\u003e\n  \u003cli\u003eSome models may need slight modification or different jets; keep spare gaskets and jets handy.\u003c\/li\u003e\n  \u003cli\u003eTest for vacuum leaks and adjust idle\/mixture after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and serviceable is this aftermarket replacement?\u003c\/h3\u003e\n\u003cp\u003eNStreet builds this carburetor to be a cost-effective alternative to aging OEM units, with standard components that can be cleaned or serviced using common carburetor kits. Regular maintenance will prolong life and maintain reliable operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eServiceable float bowl and removable jets for cleaning and tuning.\u003c\/li\u003e\n  \u003cli\u003eCompatible with common rebuild kits and replacement gaskets.\u003c\/li\u003e\n  \u003cli\u003eNot a direct OEM part in every case — treat as aftermarket; check fit first.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation recommended for complex or modified setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Riders and mechanics who need an economical, VM34-pattern replacement for worn or damaged carburetors on Polaris ATVs from the 1990s to mid-2000s. It’s intended for owners comfortable verifying fitment and performing basic installation or those who will have a trusted technician fit and tune the carburetor to their specific engine and intake setup. If you have a heavily modified engine or are unsure about physical fit, check measurements and consult a mechanic before purchase.\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: Does this carburetor fit my Polaris 300 or 400?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This VM34 unit fits many Polaris 300 and 400 models listed (1994–2003). Verify year\/model and compare mounting and intake dimensions before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will I need to re-jet or modify anything after installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Some installations require jetting changes or minor modifications. Expect basic tuning and check for proper choke\/cable routing after fitting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NStreet","offers":[{"title":"Default Title","offer_id":48082972934302,"sku":"B0CYWS3WFZ","price":60.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/nstreet-carburetor-front-view.jpg?v=1785821193","url":"https:\/\/northtrailauto.ca\/products\/nstreet-34mm-vm34-universal-2-stroke-carburetor-for-polaris-250-400-cable-choke-oem-fit","provider":"North Trail Auto","version":"1.0","type":"link"}