{"product_id":"rfx-fuel-mixture-screw-keihin-fcr-carburetor-red-fxms-10100-55rd","title":"RFX Fuel Mixture Screw Keihin FCR Carburetor Red FXMS 10100 55RD","description":"\u003ch2\u003eRFX Fuel Mixture Screw Keihin FCR Carburetor Red FXMS 10100 55RD\u003c\/h2\u003e\n\u003cp\u003eEliminate the hassle of tuning your bike with the RFX Fuel Mixture Screw. Designed specifically for Keihin FCR-equipped motorcycles, this screw allows for tool-free, precise adjustments to your air-fuel mixture right at the track or trail. Achieving a crisp, clean-running engine has never been easier, as the extended knob provides the leverage needed for fine-tuning in seconds. When you \u003cb\u003eBuy RFX Fuel Mixture Screw\u003c\/b\u003e components, you're choosing a durable, anodized solution that stands up to the heat and vibration of intense motocross racing.\u003c\/p\u003e\n\u003cp\u003eIf you are looking for a \u003cb\u003eKeihin FCR replacement fuel screw\u003c\/b\u003e that offers both style and functionality, this CNC-machined part is the perfect fit. Proper adjustment is key to maintaining smooth engine operation and ensuring you get the most power out of every twist of the throttle. This \u003cb\u003eFCR carburetor service kit\u003c\/b\u003e essential helps you dial in your bike for changing altitudes and temperatures, keeping your engine running efficiently and preventing annoying bogging. Upgrade your setup with this professional-grade tuning tool.\u003c\/p\u003e\n\u003ch3\u003eTop Features RFX Fuel Mixture Screw\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision CNC-machined from high-grade aluminum for a perfect fit.\u003c\/li\u003e\n\u003cli\u003eDesigned for precise air-fuel mixture adjustments without the need for tools.\u003c\/li\u003e\n\u003cli\u003eAnodized red finish for a custom factory look and corrosion resistance.\u003c\/li\u003e\n\u003cli\u003eContributes to improved throttle response and overall fuel efficiency.\u003c\/li\u003e\n\u003cli\u003eEasy to install and compatible with a wide range of Keihin FCR carburetors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment List\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUniversal fitment for Keihin FCR (Flat CR) carburetors.\u003c\/li\u003e\n\u003cli\u003eCommonly found on Honda CRF, Yamaha YZF, Kawasaki KXF, and Suzuki RMZ 4-stroke models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQ: Is this fuel mixture screw compatible with all Keihin FCR models?\u003c\/b\u003e\u003cbr\u003eA: It is designed specifically for Keihin FCR carburetors. Please check your specific carburetor model or your bike’s service manual for confirmation before purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: How do I install this screw?\u003c\/b\u003e\u003cbr\u003eA: Installation is simple: remove your stock mixture screw (being careful not to lose the tiny spring, washer, and O-ring), and replace it with the RFX version using the original spring and seal components.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Does this improve overall engine performance?\u003c\/b\u003e\u003cbr\u003eA: Yes. By allowing for more precise tuning, you can eliminate low-end bogs and ensure your engine reaches peak power with the ideal air-fuel ratio.\u003c\/p\u003e\n\u003cp\u003eStop struggling with tiny screwdrivers under your hot engine. Optimize your performance today with this essential tuning upgrade.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eMoto-House MX – Choice of Champions\u003c\/b\u003e – is located in Clermont\/Montverde, FL. the best motocross shop in Central Florida.\u003c\/p\u003e","brand":"RFX","offers":[{"title":"Default Title","offer_id":44042713071699,"sku":"FXMS 10100 55RD","price":19.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/02b2-693b3ae1e1073.png?v=1770438187","url":"https:\/\/motohousemx.com\/products\/rfx-fuel-mixture-screw-keihin-fcr-carburetor-red-fxms-10100-55rd","provider":"Moto-House MX","version":"1.0","type":"link"}