{"product_id":"4140-120-0634","title":"4140 120 0634 STIHL Carburetor 4140\/34 – Genuine OEM Part","description":"\u003ch2 data-start=\"0\" data-end=\"64\"\u003e\u003cstrong data-start=\"3\" data-end=\"64\"\u003e4140 120 0634 STIHL Carburetor 4140\/34 – Genuine OEM Part\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"66\" data-end=\"452\"\u003eThe STIHL Carburetor 4140\/34 (4140 120 0634) is a genuine OEM carburetor assembly designed to deliver accurate fuel and air mixture control for reliable performance on select STIHL trimmers, brushcutters, Kombi powerheads, and hedge trimmers. This carburetor helps restore smooth starting, stable idle, and strong throttle response when replacing a clogged, leaking, or worn carburetor.\u003c\/p\u003e\n\u003cp data-start=\"454\" data-end=\"603\"\u003eManufactured to STIHL’s exact factory specifications, this OEM carburetor ensures correct fitment, dependable operation, and long-lasting durability.\u003c\/p\u003e\n\u003chr data-start=\"605\" data-end=\"608\"\u003e\n\u003ch1 data-start=\"610\" data-end=\"631\"\u003e\u003cstrong data-start=\"612\" data-end=\"631\"\u003eProduct Details\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp data-start=\"633\" data-end=\"855\"\u003e\u003cstrong data-start=\"633\" data-end=\"653\"\u003eOEM Part Number:\u003c\/strong\u003e 4140 120 0634\u003cbr data-start=\"667\" data-end=\"670\"\u003e\u003cstrong data-start=\"670\" data-end=\"680\"\u003eBrand:\u003c\/strong\u003e STIHL (Genuine OEM)\u003cbr data-start=\"700\" data-end=\"703\"\u003e\u003cstrong data-start=\"703\" data-end=\"717\"\u003ePart Type:\u003c\/strong\u003e Carburetor Assembly\u003cbr data-start=\"737\" data-end=\"740\"\u003e\u003cstrong data-start=\"740\" data-end=\"760\"\u003eCarburetor Type:\u003c\/strong\u003e 4140\/34\u003cbr data-start=\"768\" data-end=\"771\"\u003e\u003cstrong data-start=\"771\" data-end=\"787\"\u003eApplication:\u003c\/strong\u003e Fuel System \/ Engine Intake\u003cbr data-start=\"815\" data-end=\"818\"\u003e\u003cstrong data-start=\"818\" data-end=\"832\"\u003eCondition:\u003c\/strong\u003e New Genuine OEM Part\u003c\/p\u003e\n\u003chr data-start=\"857\" data-end=\"860\"\u003e\n\u003ch1 data-start=\"862\" data-end=\"876\"\u003e\u003cstrong data-start=\"864\" data-end=\"876\"\u003eFunction\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp data-start=\"878\" data-end=\"909\"\u003eThis carburetor is designed to:\u003c\/p\u003e\n\u003cp data-start=\"911\" data-end=\"1176\"\u003eProvide proper air\/fuel mixture for efficient engine performance\u003cbr data-start=\"975\" data-end=\"978\"\u003eImprove starting and throttle response\u003cbr data-start=\"1016\" data-end=\"1019\"\u003eMaintain smooth idle and consistent fuel delivery\u003cbr data-start=\"1068\" data-end=\"1071\"\u003eReplace clogged, leaking, or malfunctioning carburetors\u003cbr data-start=\"1126\" data-end=\"1129\"\u003eRestore safe and reliable equipment operation\u003c\/p\u003e\n\u003cp data-start=\"1178\" data-end=\"1263\"\u003e⚠️ A failing carburetor may cause hard starting, stalling, surging, or loss of power.\u003c\/p\u003e\n\u003chr data-start=\"1265\" data-end=\"1268\"\u003e\n\u003ch1 data-start=\"1270\" data-end=\"1304\"\u003e\u003cstrong data-start=\"1272\" data-end=\"1304\"\u003eVerify Fitment in 30 Seconds\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp data-start=\"1306\" data-end=\"1345\"\u003eBefore ordering, confirm the following:\u003c\/p\u003e\n\u003cp data-start=\"1347\" data-end=\"1495\"\u003eOEM part number \u003cstrong data-start=\"1363\" data-end=\"1380\"\u003e4140 120 0634\u003c\/strong\u003e\u003cbr data-start=\"1380\" data-end=\"1383\"\u003eCarburetor type \u003cstrong data-start=\"1399\" data-end=\"1410\"\u003e4140\/34\u003c\/strong\u003e\u003cbr data-start=\"1410\" data-end=\"1413\"\u003eYour STIHL model is listed below\u003cbr data-start=\"1445\" data-end=\"1448\"\u003ePart location matches your carburetor diagram\u003c\/p\u003e\n\u003cp data-start=\"1497\" data-end=\"1559\"\u003e⚠️ Always verify fitment by OEM part number for best accuracy.\u003c\/p\u003e\n\u003chr data-start=\"1561\" data-end=\"1564\"\u003e\n\u003ch1 data-start=\"1566\" data-end=\"1585\"\u003e\u003cstrong data-start=\"1568\" data-end=\"1585\"\u003eCompatibility\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp data-start=\"1587\" data-end=\"1625\"\u003eFits select STIHL equipment including:\u003c\/p\u003e\n\u003ch2 data-start=\"1627\" data-end=\"1657\"\u003e\u003cstrong data-start=\"1630\" data-end=\"1657\"\u003eTrimmers \/ Brushcutters\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1659\" data-end=\"1814\"\u003eFS 45\u003cbr data-start=\"1664\" data-end=\"1667\"\u003eFS 45 D\u003cbr data-start=\"1674\" data-end=\"1677\"\u003eFS 45 C-E\u003cbr data-start=\"1686\" data-end=\"1689\"\u003eFS 46\u003cbr data-start=\"1694\" data-end=\"1697\"\u003eFS 46-D\u003cbr data-start=\"1704\" data-end=\"1707\"\u003eFS 46 C-E\u003cbr data-start=\"1716\" data-end=\"1719\"\u003eFS 46 C-E D\u003cbr data-start=\"1730\" data-end=\"1733\"\u003eFS 55\u003cbr data-start=\"1738\" data-end=\"1741\"\u003eFS 55 R\u003cbr data-start=\"1748\" data-end=\"1751\"\u003eFS 55 R-D\u003cbr data-start=\"1760\" data-end=\"1763\"\u003eFS 55-D\u003cbr data-start=\"1770\" data-end=\"1773\"\u003eFS 55 RC-E\u003cbr data-start=\"1783\" data-end=\"1786\"\u003eFS 55 RC-E D\u003cbr data-start=\"1798\" data-end=\"1801\"\u003eFS 55 C-E D\u003c\/p\u003e\n\u003ch2 data-start=\"1816\" data-end=\"1834\"\u003e\u003cstrong data-start=\"1819\" data-end=\"1834\"\u003eKombi Tools\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1836\" data-end=\"1885\"\u003eKM 55 R\u003cbr data-start=\"1843\" data-end=\"1846\"\u003eKM 55 R-D\u003cbr data-start=\"1855\" data-end=\"1858\"\u003eKM 55 RC-E\u003cbr data-start=\"1868\" data-end=\"1871\"\u003eKM 55 RC-E D\u003c\/p\u003e\n\u003ch2 data-start=\"1887\" data-end=\"1927\"\u003e\u003cstrong data-start=\"1890\" data-end=\"1927\"\u003eHedge Trimmers \/ Long-Reach Units\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1929\" data-end=\"1938\"\u003eHL 45-D\u003c\/p\u003e\n\u003ch2 data-start=\"1940\" data-end=\"1953\"\u003e\u003cstrong data-start=\"1943\" data-end=\"1953\"\u003eEdgers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1955\" data-end=\"1972\"\u003eFC 55\u003cbr data-start=\"1960\" data-end=\"1963\"\u003eFC 55-D\u003c\/p\u003e\n\u003cp data-start=\"1974\" data-end=\"2076\"\u003e⚠️ This list includes common applications — always confirm using your parts diagram or owner’s manual.\u003c\/p\u003e\n\u003chr data-start=\"2078\" data-end=\"2081\"\u003e\n\u003ch1 data-start=\"2083\" data-end=\"2109\"\u003e\u003cstrong data-start=\"2085\" data-end=\"2109\"\u003eInstallation \/ Usage\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp data-start=\"2111\" data-end=\"2427\"\u003eTurn off engine and allow it to cool\u003cbr data-start=\"2147\" data-end=\"2150\"\u003eRemove air filter cover and air filter\u003cbr data-start=\"2188\" data-end=\"2191\"\u003eDisconnect throttle linkage and fuel lines\u003cbr data-start=\"2233\" data-end=\"2236\"\u003eRemove the old carburetor\u003cbr data-start=\"2261\" data-end=\"2264\"\u003eInstall STIHL OEM carburetor 4140 120 0634\u003cbr data-start=\"2306\" data-end=\"2309\"\u003eReconnect linkages and fuel lines securely\u003cbr data-start=\"2351\" data-end=\"2354\"\u003eReinstall air filter and covers\u003cbr data-start=\"2385\" data-end=\"2388\"\u003eTest operation and adjust if required\u003c\/p\u003e\n\u003cp data-start=\"2429\" data-end=\"2483\"\u003e⚠️ Professional installation is recommended if unsure.\u003c\/p\u003e\n\u003chr data-start=\"2485\" data-end=\"2488\"\u003e\n\u003ch1 data-start=\"2490\" data-end=\"2512\"\u003e\u003cstrong data-start=\"2492\" data-end=\"2512\"\u003eMaintenance Tips\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp data-start=\"2514\" data-end=\"2702\"\u003eUse fresh fuel with correct mix ratio\u003cbr data-start=\"2551\" data-end=\"2554\"\u003eKeep the air filter clean to protect the carburetor\u003cbr data-start=\"2605\" data-end=\"2608\"\u003eInspect fuel lines for cracks or leaks\u003cbr data-start=\"2646\" data-end=\"2649\"\u003eDrain fuel for long-term storage to prevent gumming\u003c\/p\u003e","brand":"STIHL","offers":[{"title":"Default Title","offer_id":58959934914641,"sku":"4140 120 0634","price":42.73,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/2570\/0177\/files\/s-l1600_d66d44b6-9b8c-45bf-afbd-1ffed5e0da87.webp?v=1770394181","url":"https:\/\/www.barryspowerequipment.com\/products\/4140-120-0634","provider":"Barry's Power Equipment","version":"1.0","type":"link"}