{"product_id":"royal-enfield-500823b-cv-carb-bellow-bullet-350-electra-350","title":"Royal Enfield 500823\/B Carburettor Bellow CV – OEM Rubber Sleeve for Bullet 350 UCE \u0026 Electra 350 UCE","description":"\u003cp data-start=\"831\" data-end=\"911\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eRestore or replace your worn carburettor rubber sleeve with the \u003cstrong data-start=\"64\" data-end=\"112\"\u003eRoyal Enfield 500823\/B CV Carburettor Bellow\u003c\/strong\u003e—a genuine OEM part designed to seal the CV carburettor to the throttle body, maintaining clean airflow and minimizing intake leaks. This precisely molded rubber bellow fits factory-fitment Bullet 350 UCE (KS \u0026amp; ES) and Electra 350 UCE carburetted bikes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"913\" data-end=\"952\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eMade from durable, flexible rubber engineered to resist petrol vapour, vibration, and heat. It installs snugly without modification and retains factory tolerances for airtight seal. An essential part for maintaining performance and efficiency in older carburettor-based UCE single-cylinder Royal Enfields. Sold individually. Ships securely with global delivery and return support.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"954\" data-end=\"957\"\u003e\n\u003ch2 data-start=\"959\" data-end=\"986\"\u003e✔️ Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul data-start=\"987\" data-end=\"1330\"\u003e\n\u003cli data-start=\"987\" data-end=\"1070\"\u003e\n\u003cp data-start=\"989\" data-end=\"1070\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"17\" data-is-only-node=\"\"\u003e100% OEM part\u003c\/strong\u003e: Part 500823\/B, identical to factory-fitted carb bellow\u003c\/span\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1071\" data-end=\"1114\"\u003e\n\u003cp data-start=\"1073\" data-end=\"1114\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"17\" data-is-only-node=\"\"\u003eExact fitment\u003c\/strong\u003e: Specifically for carburettor-equipped Bullet 350 UCE and Electra 350 UCE\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1115\" data-end=\"1158\"\u003e\n\u003cp data-start=\"1117\" data-end=\"1158\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"23\" data-is-only-node=\"\"\u003eHigh-quality rubber\u003c\/strong\u003e: UV- and petrol-resistant for long life and flexibility\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1159\" data-end=\"1202\"\u003e\n\u003cp data-start=\"1161\" data-end=\"1202\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"21\" data-is-only-node=\"\"\u003eEasy installation\u003c\/strong\u003e: Push-fit replacement, no trimming or heat required\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1203\" data-end=\"1246\"\u003e\n\u003cp data-start=\"1205\" data-end=\"1246\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"34\" data-is-only-node=\"\"\u003eEssential for carburettor seal\u003c\/strong\u003e: Prevents dirt and vapour ingress, ensures throttle efficiency\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1247\" data-end=\"1330\"\u003e\n\u003cp data-start=\"1249\" data-end=\"1330\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e\u003cstrong data-start=\"0\" data-end=\"21\" data-is-only-node=\"\"\u003eVerified sourcing\u003c\/strong\u003e: Confirmed across catalogs \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1332\" data-end=\"1335\"\u003e\n\u003ch2 data-start=\"1337\" data-end=\"1364\"\u003e📋 Specification Table\u003c\/h2\u003e\n\u003cdiv class=\"_tableContainer_16hzy_1\"\u003e\n\u003cdiv class=\"_tableWrapper_16hzy_14 group flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1366\" data-end=\"2029\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1366\" data-end=\"1438\"\u003e\n\u003ctr data-start=\"1366\" data-end=\"1438\"\u003e\n\u003cth data-start=\"1366\" data-end=\"1388\" data-col-size=\"sm\"\u003eAttribute\u003c\/th\u003e\n\u003cth data-start=\"1388\" data-end=\"1438\" data-col-size=\"md\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1512\" data-end=\"2029\"\u003e\n\u003ctr data-start=\"1512\" data-end=\"1584\"\u003e\n\u003ctd data-start=\"1512\" data-end=\"1534\" data-col-size=\"sm\"\u003ePart Number\u003c\/td\u003e\n\u003ctd data-start=\"1534\" data-end=\"1584\" data-col-size=\"md\"\u003e500823\/B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1585\" data-end=\"1656\"\u003e\n\u003ctd data-start=\"1585\" data-end=\"1607\" data-col-size=\"sm\"\u003eFunction\u003c\/td\u003e\n\u003ctd data-start=\"1607\" data-end=\"1656\" data-col-size=\"md\"\u003eCV carburettor rubber intake sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1657\" data-end=\"1736\"\u003e\n\u003ctd data-start=\"1657\" data-end=\"1679\" data-col-size=\"sm\"\u003eCompatible Models\u003c\/td\u003e\n\u003ctd data-start=\"1679\" data-end=\"1736\" data-col-size=\"md\"\u003eBullet 350 UCE (KS \u0026amp; ES carburetted), Electra 350 UCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1737\" data-end=\"1810\"\u003e\n\u003ctd data-start=\"1737\" data-end=\"1759\" data-col-size=\"sm\"\u003eMaterial\u003c\/td\u003e\n\u003ctd data-start=\"1759\" data-end=\"1810\" data-col-size=\"md\"\u003eFlexible rubber, petrol \u0026amp; temperature resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1811\" data-end=\"1883\"\u003e\n\u003ctd data-start=\"1811\" data-end=\"1833\" data-col-size=\"sm\"\u003eInstallation\u003c\/td\u003e\n\u003ctd data-start=\"1833\" data-end=\"1883\" data-col-size=\"md\"\u003eOEM-matched push-fit sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1884\" data-end=\"1956\"\u003e\n\u003ctd data-start=\"1884\" data-end=\"1906\" data-col-size=\"sm\"\u003eQuantity\u003c\/td\u003e\n\u003ctd data-start=\"1906\" data-end=\"1956\" data-col-size=\"md\"\u003eSingle bellow unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 data-start=\"2308\" data-end=\"2341\"\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cp data-start=\"2343\" data-end=\"2491\"\u003e\u003cstrong data-start=\"2343\" data-end=\"2387\"\u003eQ1: Will 500823\/B fit my Bullet 350 EFI?\u003c\/strong\u003e\u003cbr data-start=\"2387\" data-end=\"2390\"\u003e❌ No — this bellow is only used on carburettor-equipped Bullet 350 UCE models (\u003cem data-start=\"2469\" data-end=\"2473\"\u003eKS\u003c\/em\u003e \u0026amp; \u003cem data-start=\"2476\" data-end=\"2480\"\u003eES\u003c\/em\u003e variants).\u003c\/p\u003e\n\u003cp data-start=\"2493\" data-end=\"2615\"\u003e\u003cstrong data-start=\"2493\" data-end=\"2533\"\u003eQ2: Does it fit the EFI Electra 350?\u003c\/strong\u003e\u003cbr data-start=\"2533\" data-end=\"2536\"\u003e❌ Only compatible with carburettor version \u003cem data-start=\"2579\" data-end=\"2596\"\u003eElectra 350 UCE\u003c\/em\u003e, not EFI editions.\u003c\/p\u003e\n\u003cp data-start=\"2617\" data-end=\"2765\"\u003e\u003cstrong data-start=\"2617\" data-end=\"2645\"\u003eQ3: How do I install it?\u003c\/strong\u003e\u003cbr data-start=\"2645\" data-end=\"2648\"\u003e🟢 Remove throttle body and carburettor, then push the bellow over the CV carb venturi and clamp for an airtight fit.\u003c\/p\u003e\n\u003cp data-start=\"2767\" data-end=\"2918\"\u003e\u003cstrong data-start=\"2767\" data-end=\"2807\"\u003eQ4: What signs indicate replacement?\u003c\/strong\u003e\u003cbr data-start=\"2807\" data-end=\"2810\"\u003e⚠️ Visible cracking, stiffness, poor seal, or carb rattle indicates need for replacement to avoid air leaks.\u003c\/p\u003e\n\u003cp data-start=\"2920\" data-end=\"3056\"\u003e\u003cstrong data-start=\"2920\" data-end=\"2945\"\u003eQ5: Can it be reused?\u003c\/strong\u003e\u003cbr data-start=\"2945\" data-end=\"2948\"\u003e🟡 Reuse only if intact and flexible. Typically replaced when worn or during carb service for reliable seal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"UNDER THE HOOD","offers":[{"title":"Default Title","offer_id":49384000749863,"sku":"","price":73.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/7447\/0183\/files\/500823_bellow_cv_carb.png?v=1732175246","url":"https:\/\/underthehood.co.in\/products\/royal-enfield-500823b-cv-carb-bellow-bullet-350-electra-350","provider":"UNDER THE HOOD","version":"1.0","type":"link"}