{"product_id":"ucal-bike-carburetor-for-royal-enfield-thunderbird-350cc-bs4","title":"UCAL Bike Carburetor for Royal Enfield Thunderbird 350CC BS4","description":"\u003cp\u003e🔧 UCAL UCD29‑16 Carb – Thunderbird 350 BS4 — Product Description\u003c\/p\u003e\n\u003cp\u003eOverview:\u003c\/p\u003e\n\u003cp\u003eThe UCAL Bike Carburetor for Royal Enfield Thunderbird 350CC BS4 (also known as the UCD29-16 carburettor assembly, OE reference 576583\/C) is a genuine UCAL-made carburetor designed specifically for the BS4-era Royal Enfield Thunderbird 350 with a carburetted UCE engine. It serves as a direct replacement for the original fuel delivery carburetor, restoring proper air-fuel mixing, smooth throttle response, and stable idle performance when the old or worn unit needs replacement. \u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cp\u003e🔹 OEM-Grade Quality – Manufactured by UCAL to meet strict precision and durability standards; this carburetor matches the specifications used in BS4 Thunderbird 350 production. \u003c\/p\u003e\n\u003cp\u003e🔹 Accurate Air-Fuel Mixture Control – Precisely mixes fuel and air in correct ratios across engine speeds, improving combustion efficiency and engine responsiveness. \u003c\/p\u003e\n\u003cp\u003e🔹 Direct Fit Replacement – Designed for plug-and-play installation into the bike’s existing intake manifold and linkage, eliminating the need for modifications. \u003c\/p\u003e\n\u003cp\u003e🔹 High-Quality Construction – Built from durable aluminum and precision-machined internal passages for consistent performance and long service life. \u003c\/p\u003e\n\u003cp\u003e🔹 29 mm Venturi Size – Sized for optimal airflow and fuel delivery suited to the 346 cc UCE BS4 engine characteristics. \u003c\/p\u003e\n\u003cp\u003eBenefits:\u003c\/p\u003e\n\u003cp\u003e🏍️ Improved Start-up \u0026amp; Idle Stability – Helps reduce rough starts, unstable idling, and hesitation compared to worn carburetors.\u003c\/p\u003e\n\u003cp\u003e⚡ Responsive Throttle Performance – Delivers smoother throttle response during urban and highway riding. \u003c\/p\u003e\n\u003cp\u003e⛽ Fuel Efficiency – Optimised air-fuel fulcrum can help maintain efficient fuel consumption when properly tuned. \u003c\/p\u003e\n\u003cp\u003e🔩 Reliable Everyday Use – Designed for consistent performance across varied riding conditions. \u003c\/p\u003e\n\u003cp\u003eCompatibility:\u003c\/p\u003e\n\u003cp\u003e✔ Royal Enfield Thunderbird 350 UCE BS4 (carburetted version, approx. 2017–2019) – direct fit. \u003c\/p\u003e\n\u003cp\u003e📦 What’s Included\u003c\/p\u003e\n\u003cp\u003e1 × UCAL Carburetor Assembly (UCD29-16)\u003c\/p\u003e\n\u003cp\u003e(Note: Air filter, intake manifold boot, and throttle\/choke cables are typically not included and may need to be re-used or replaced separately.) \u003c\/p\u003e\n\u003cp\u003e🛠️ Why Replace Your Carburetor?\u003c\/p\u003e\n\u003cp\u003eIf your bike has symptoms like hard starts, rough idling, poor throttle response, or fuel leakage, replacing the old carburetor with a fresh UCAL unit restores performance close to factory levels and resolves common fuel-delivery issues in carburetted engines. \u003c\/p\u003e","brand":"Bike Spare Market","offers":[{"title":"Default Title","offer_id":43822106935382,"sku":null,"price":2899.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0687\/4061\/2182\/files\/rn-image_picker_lib_temp_649c243c-3720-4607-b17e-18766bc36098.jpg?v=1768670201","url":"https:\/\/bikesparemarket.in\/products\/ucal-bike-carburetor-for-royal-enfield-thunderbird-350cc-bs4","provider":"Bike Spare Market","version":"1.0","type":"link"}