{"product_id":"stens-520-122","title":"Stens 520-122","description":"\u003cp data-end=\"129\" data-start=\"70\"\u003e\u003cstrong data-end=\"129\" data-start=\"70\"\u003eStens 520-122 Carburetor (Replaces Kohler 12 853 178-S)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"363\" data-start=\"131\"\u003eRestore smooth performance and reliable starting with the Stens 520-122 carburetor. Designed as a high-quality aftermarket replacement, this carb fits Kohler Command single-cylinder engines and replaces OEM part number 12 853 178-S.\u003c\/p\u003e\n\u003cp data-end=\"600\" data-start=\"365\"\u003e✔ Quality aftermarket replacement for Kohler OEM\u003cbr data-end=\"416\" data-start=\"413\"\u003e✔ Replaces Kohler 12 853 178-S\u003cbr data-end=\"449\" data-start=\"446\"\u003e✔ Restores proper fuel delivery and engine performance\u003cbr data-end=\"506\" data-start=\"503\"\u003e✔ Helps eliminate hard starting and surging\u003cbr data-end=\"552\" data-start=\"549\"\u003e✔ Direct replacement — no modifications needed\u003c\/p\u003e\n\u003chr data-end=\"605\" data-start=\"602\"\u003e\n\u003cp data-end=\"619\" data-start=\"607\"\u003e\u003cstrong data-end=\"619\" data-start=\"607\"\u003eFitment:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"703\" data-start=\"621\"\u003eDesigned for use on \u003cstrong data-end=\"683\" data-start=\"641\"\u003eKohler Command single-cylinder engines\u003c\/strong\u003e, commonly found on:\u003c\/p\u003e\n\u003cul data-end=\"800\" data-start=\"705\"\u003e\n\u003cli data-end=\"722\" data-start=\"705\"\u003eRiding mowers\u003c\/li\u003e\n\u003cli data-end=\"740\" data-start=\"723\"\u003eLawn tractors\u003c\/li\u003e\n\u003cli data-end=\"766\" data-start=\"741\"\u003eWalk-behind equipment\u003c\/li\u003e\n\u003cli data-end=\"800\" data-start=\"767\"\u003eOther outdoor power equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"874\" data-start=\"802\"\u003e\u003cem data-end=\"874\" data-start=\"802\"\u003e(Always verify compatibility using your engine model and spec number.)\u003c\/em\u003e\u003c\/p\u003e\n\u003chr data-end=\"879\" data-start=\"876\"\u003e\n\u003cp data-end=\"901\" data-start=\"881\"\u003e\u003cstrong data-end=\"901\" data-start=\"881\"\u003eWhat’s Included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"937\" data-start=\"903\"\u003e\n\u003cli data-end=\"937\" data-start=\"903\"\u003e(1) Carburetor — Stens 520-122\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"942\" data-start=\"939\"\u003e\n\u003cp data-end=\"969\" data-start=\"944\"\u003e\u003cstrong data-end=\"969\" data-start=\"944\"\u003eWhy This Part Matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"1038\" data-start=\"971\"\u003eA faulty or clogged carburetor is one of the most common causes of:\u003c\/p\u003e\n\u003cul data-end=\"1164\" data-start=\"1040\"\u003e\n\u003cli data-end=\"1069\" data-start=\"1040\"\u003eHard starting or no start\u003c\/li\u003e\n\u003cli data-end=\"1099\" data-start=\"1070\"\u003eEngine surging or hunting\u003c\/li\u003e\n\u003cli data-end=\"1126\" data-start=\"1100\"\u003ePoor throttle response\u003c\/li\u003e\n\u003cli data-end=\"1144\" data-start=\"1127\"\u003eLoss of power\u003c\/li\u003e\n\u003cli data-end=\"1164\" data-start=\"1145\"\u003eEngine stalling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1279\" data-start=\"1166\"\u003eReplacing the carburetor restores proper air\/fuel mixture, helping your engine run smoother and more efficiently.\u003c\/p\u003e\n\u003chr data-end=\"1284\" data-start=\"1281\"\u003e\n\u003cp data-end=\"1458\" data-start=\"1286\"\u003e\u003cstrong data-end=\"1307\" data-start=\"1286\"\u003eAdditional Notes:\u003c\/strong\u003e\u003cbr\u003eThis carburetor is a direct replacement for Kohler 12 853 178-S and is commonly used across many Kohler Command single-cylinder engine configurations.\u003c\/p\u003e","brand":"Stens","offers":[{"title":"Default Title","offer_id":51367199473959,"sku":null,"price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4529\/7959\/files\/520-122.avif?v=1777918759","url":"https:\/\/smallenginesrx.com\/products\/stens-520-122","provider":"Small Engines Rx","version":"1.0","type":"link"}