{"product_id":"lifetime-warranty-791230-carburetor-kit-compatible-with-bs-445677-405777-406777-407777-2025-hp-4-cycle-vtwin-engine-jdeere-la120-la130-la135-la140-la150-la145-replaces-799230-699709-499804-mia10632","title":"[Lifetime Warranty] 791230 Carburetor Kit - Compatible with B\u0026S 445677 405777 406777 407777 20-25 HP 4 Cycle V-Twin Engine, J-Deere LA120 LA130 LA135 LA140 LA150 LA145 - Replaces 799230 699709 499804 MIA10632","description":"\u003ch2\u003e791230 Carburetor Kit\u003c\/h2\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Fuel Calibration:\u003c\/strong\u003e Precision-jetted for V-Twin engines, ensuring a consistent air-fuel mixture for smooth idling and full-throttle performance under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Installed Fuel Solenoid:\u003c\/strong\u003e Includes the 12V anti-backfire solenoid to prevent fuel from entering the engine after shut-off, reducing \"popping\" and carbon buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion-Resistant Alloy:\u003c\/strong\u003e Manufactured from high-grade aluminum alloy to resist fuel degradation and ethanol-related corrosion common in modern pump gas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Service Kit:\u003c\/strong\u003e Comes with the necessary mounting gaskets and fuel filter to ensure a leak-free installation and a clean fuel supply.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReplaces \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBriggs \u0026amp; Stratton:\u003c\/strong\u003e 791230, 799230, 699709, 499804, 497586.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e MIA10632, LG791230.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStens:\u003c\/strong\u003e 520-960.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eThis carburetor is designed for 4-cycle V-Twin engines typically found in riding lawn mowers and garden tractors. Key compatible models include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBriggs \u0026amp; Stratton Engines:\u003c\/strong\u003e 405777, 406777, 407777, 441777, 445677, 445577, 445777, 445877.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere Riding Mowers:\u003c\/strong\u003e LA120, LA130, LA135, LA140, LA145, LA150, L120, L130.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther Brands:\u003c\/strong\u003e Fits select Craftsman, Husqvarna, and Poulan Pro tractors equipped with B\u0026amp;S 20HP to 25HP V-Twin engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Won't Start:\u003c\/strong\u003e The engine turns over but fails to fire, often due to clogged internal jets or a failed fuel solenoid.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurging\/Hunting:\u003c\/strong\u003e The engine RPM fluctuates at idle or full throttle, indicating a lean condition or restricted fuel flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeaking Fuel:\u003c\/strong\u003e Gasoline is dripping from the carburetor throat or the air filter housing, suggesting a stuck float or worn needle valve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackfiring:\u003c\/strong\u003e Occurs when the engine is shut off, typically signaling a faulty anti-backfire solenoid.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Smoke:\u003c\/strong\u003e Excessive fuel is entering the combustion chamber, indicating a \"rich\" condition or a heavy, non-buoyant float.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e Work in a well-ventilated area. Disconnect the spark plug wires and the battery's negative terminal before starting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrain the Fuel:\u003c\/strong\u003e Pinch off the fuel line or drain the gas tank to prevent spilling during the swap. Always replace the fuel filter included in the kit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGasket Sealing:\u003c\/strong\u003e Ensure the mounting surfaces are perfectly clean. Scrape away old gasket material to prevent vacuum leaks that cause surging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolenoid Connection:\u003c\/strong\u003e Verify the 12V lead to the anti-backfire solenoid is clean and tight; a loose connection will prevent fuel from reaching the engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFresh Fuel:\u003c\/strong\u003e Always use fresh, stabilized fuel (87 octane or higher) and consider using an ethanol treatment to extend the life of the new carburetor.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BlueStarsParts","offers":[{"title":"Default Title","offer_id":46497320894653,"sku":"AZ00194098","price":51.8,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2576\/7548\/files\/AZ00194098_1.jpg?v=1773213096","url":"https:\/\/bluestarsparts.com\/products\/lifetime-warranty-791230-carburetor-kit-compatible-with-bs-445677-405777-406777-407777-2025-hp-4-cycle-vtwin-engine-jdeere-la120-la130-la135-la140-la150-la145-replaces-799230-699709-499804-mia10632","provider":"BlueStars Parts","version":"1.0","type":"link"}