{"product_id":"a-b1841837-ai-piston-assy-std","title":"A-B1841837-AI PISTON ASSY - STD","description":"\u003ch3\u003eOne New Aftermarket Replacement Standard Piston Assembly Fits Briggs \u0026amp; Fits Stratton Big Block Vanguard V-Twin Engines\u003c\/h3\u003e\u003cp\u003eThis standard (STD) bore piston assembly is a direct aftermarket replacement for the Fits Briggs \u0026amp; Fits Stratton 841837 piston used in the 61 cubic inch (993cc) Big Block Vanguard V-Twin overhead valve (OHV) engine series. The piston assembly fits inside the engine cylinder and, together with the connecting rod and rings, converts combustion force into crankshaft rotation. Replacing a worn or scored piston restores proper compression and power output in your outdoor power equipment engine.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBore Size: Standard (STD) - 86 mm (3.4 in)\u003c\/li\u003e\n\u003cli\u003eDisplacement: 61 cubic inch (993 cc) Big Block V-Twin\u003c\/li\u003e\n\u003cli\u003eEngine Type: V-Twin, Overhead Valve (OHV), Air-Cooled\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eFits Briggs \u0026amp; Fits Stratton Big Block Vanguard V-Twin - 61 Series (Model Numbers Starting with 61):\u003c\/strong\u003e 611475, 611477, 613477, 613777, 61A277, 61A777, 61E177, 61E377, 61E477, 61E777, 61E877, 61E977\u003c\/p\u003e\u003cp\u003eVerify your engine model number, type, and code on the engine tag before ordering. This piston is for standard bore engines only - not for engines requiring an oversize piston.\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e841837\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":40530039603283,"sku":"A-B1841837-AI","price":200.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/RAP_ComingSoon_Tractor_453bddab-66c6-4b9b-97f2-f23e3d2f5be8.jpg?v=1757741420","url":"https:\/\/www.reliableaftermarketparts.com\/products\/a-b1841837-ai-piston-assy-std","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}